[Q]: How does the sentence end?

It's obvious that Una's location in a technological city is present day and not from the past like a hunter gatherer village because the

[A]: village is ancient.

[Q]: How does the sentence end?

The diploma doesn't fit into the frame to hang it on the wall because the

[A]: frame is too small.

[Q]: How does the sentence end?

Amy was able to move like silk on the dance floor while Cynthia floundered, because

[A]:
Amy had taken all the lessons.