[Q]: How does the sentence end?

Nick always met their responsibilities while Steven would avoid them for the reason that 

[A]: Nick was very mature.


[Q]: How does the sentence end?

Eric could hide stuff from Kenneth on top of the dresser, because 

[A]: Kenneth was much shorter than it.


[Q]: How does the sentence end?

Angela complimented Laura on her beautiful smile as 

[A]:
Angela noticed her braces were removed recently.