The previous explanations don't actually suffice because we haven't actually discovered a reason to not select (B) besides the very general, "this has a positive effect." The truth is, both (B) and (C) could have neutral effects if not for a very crucial line in the prompt: "Many fami...

This is a toughie. I don't think any of the previous explanations are sufficient. Here's the key: (b) does not actually preclude Penn from receiving the award because he may have gone beyond what was reasonably expected in another instance. What if Penn saved a child yesterday and went beyond the ca...