You can add multiple subordinates to a position by A. Clicking the subordinate button as you press and hold shift B. Clicking the subordinate button each and every time you add a subordinate C. Clicking the subordinate button as many times as the desired boxes D. All of above

The correct answer is D. All of above.

To add multiple subordinates to a position, you can do the following:

1. Click the subordinate button as you press and hold shift. This will add multiple subordinates to the position at once.
2. Click the subordinate button each and every time you add a subordinate. This will add each subordinate individually.
3. Click the subordinate button as many times as the desired boxes. This will add as many subordinates as you want to the position.

I hope this helps!