[Q]: How does the sentence end?

His feelings are much more important than my thoughts because the

[A]: thoughts are just passing.

[Q]: How does the sentence end?

Elena spent time crafting in a video game while Angela went shopping, and

[A]: Elena played the game for hours.

[Q]: How does the sentence end?

Katrina preferred a window seat on the plane while Rachel preferred an aisle because

[A]:
Katrina liked the view out of the window.