Problem: Ryan made Nick recite mathematical formulas for the test, because 

My choice: Nick needs help in math.


Problem: Ian wanted to check out Kevin's physical fitness website because 

My choice: Kevin knew how to get into shape.


Problem: Innocent until proven guilty, the jury found the defendant to be the 

My choice: innocent party because of all the evidence to support him.


Problem: So 

My choice:
Nelson placed the egg gently back into the nest because Nelson is a gentle person, while Adam is the opposite.