[Q]: How does the sentence end?

The musician played the cello better than the guitar because he had been playing the

[A]: guitar for a shorter time.

[Q]: How does the sentence end?

Joel decided that Justin should choose which movie they watched because

[A]: Joel had no ideas.

[Q]: How does the sentence end?

Upon unearthing a glass vase and a copper pot, the archaeology workers tightly packed the

[A]:
vase because it was fragile.