void loop() {
  // read the state of the Selector Switch value:
  SS0State = digitalRead(SS0);
  SS25State = digitalRead(SS25);
  SS50State = digitalRead(SS50);
  SS75State = digitalRead(SS75);
  SS100State = digitalRead(SS100);

  // Selector Switch Logic:
    // Check 0 Yard Selection:
    
  if (SS0State == HIGH) {
    // turn All Lights Off and All Cameras OFF and turn on 0 Yard ABB Ref:
    digitalWrite(RC25, LOW);
    digitalWrite(RC50, LOW);
    digitalWrite(RC75, LOW);
    digitalWrite(RC100, LOW);
    digitalWrite(RL25, LOW);
    digitalWrite(RL50, LOW);
    digitalWrite(RL75, LOW); 
    digitalWrite(RL100, LOW);
    digitalWrite(ABB0, HIGH);
    digitalWrite(ABB25, LOW);
    digitalWrite(ABB50, LOW);
    digitalWrite(ABB75, LOW);
    digitalWrite(ABB100, LOW);
    
  } else { 
    // turn LED off:
    digitalWrite(ABB0, LOW);
  }

  // Check 25 Yard Selection:
  if (SS25State == HIGH) {
    // turn 25Y Light ON and 25Y Camera ON and turn on 25 Yard ABB Ref:
    digitalWrite(RC25, HIGH);
    digitalWrite(RC50, LOW);
    digitalWrite(RC75, LOW);
    digitalWrite(RC100, LOW);
    digitalWrite(RL25, HIGH);
    digitalWrite(RL50, LOW);
    digitalWrite(RL75, LOW);
    digitalWrite(RL100, LOW);
    digitalWrite(ABB0, LOW);
    digitalWrite(ABB25, HIGH);
    digitalWrite(ABB50, LOW);
    digitalWrite(ABB75, LOW);
    digitalWrite(ABB100, LOW);
    
  } else { 
    // turn 25Y camera and lights off:
    digitalWrite(RC25, LOW);
    digitalWrite(RL25, LOW);
    digitalWrite(ABB25, LOW);
  }

  // Check 50 Yard Selection:
  if (SS50State == HIGH) {
    // turn 50Y Light ON and 50Y Camera ON and turn on 50 Yard ABB Ref:
    digitalWrite(RC25, LOW);
    digitalWrite(RC50, HIGH);
    digitalWrite(RC75, LOW);
    digitalWrite(RC100, LOW);
    digitalWrite(RL25, LOW);
    digitalWrite(RL50, HIGH);
    digitalWrite(RL75, LOW);
    digitalWrite(RL100, LOW);
    digitalWrite(ABB0, LOW);
    digitalWrite(ABB25, LOW);
    digitalWrite(ABB50, HIGH);
    digitalWrite(ABB75, LOW);
    digitalWrite(ABB100, LOW);
    
  } else { 
    // turn 50Y camera and lights off:
    digitalWrite(RC50, LOW);
    digitalWrite(RL50, LOW);
    digitalWrite(ABB50, LOW);
  }

  // Check 75 Yard Selection:
  if (SS75State == HIGH) {
    // turn 75Y Light ON and 75Y Camera ON and turn on 75 Yard ABB Ref:
    digitalWrite(RC25, LOW);
    digitalWrite(RC50, LOW);
    digitalWrite(RC75, HIGH);
    digitalWrite(RC100, LOW);
    digitalWrite(RL25, LOW);
    digitalWrite(RL50, LOW);
    digitalWrite(RL75, HIGH);
    digitalWrite(RL100, LOW);
    digitalWrite(ABB0, LOW);
    digitalWrite(ABB25, LOW);
    digitalWrite(ABB50, LOW);
    digitalWrite(ABB75, HIGH);
    digitalWrite(ABB100, LOW);
    
  } else { 
    // turn 75Y camera and lights off:
    digitalWrite(RC75, LOW);
    digitalWrite(RL75, LOW);
    digitalWrite(ABB75, LOW);
  }

    // Check 100 Yard Selection:
  if (SS100State == HIGH) {
    // turn 100Y Light ON and 100Y Camera ON and turn on 100 Yard ABB Ref:
    digitalWrite(RC25, LOW);
    digitalWrite(RC50, LOW);
    digitalWrite(RC75, LOW);
    digitalWrite(RC100, HIGH);
    digitalWrite(RL25, LOW);
    digitalWrite(RL50, LOW);
    digitalWrite(RL75, LOW);
    digitalWrite(RL100, HIGH);
    digitalWrite(ABB0, LOW);
    digitalWrite(ABB25, LOW);
    digitalWrite(ABB50, LOW);
    digitalWrite(ABB75, LOW);
    digitalWrite(ABB100, HIGH);
    
  } else { 
    // turn 100Y camera and lights off:
    digitalWrite(RC100, LOW);
    digitalWrite(RL100, LOW);
    digitalWrite(ABB100, LOW);
  }
  
}