[Q]: How does the sentence end?

Kayla ignored the child, while Tanya played happily with the kid, because

[A]: Kayla found children to be annoying.

[Q]: How does the sentence end?

The weight crashed through the floor but was stopped by the net, since the

[A]: floor was so brittle.

[Q]: How does the sentence end?

The heart surgery center was not covered by insurance because the

[A]:
insurance paid too little money for the procedure.