[Q]: How does the sentence end?

As a youngster, Nick was taught how to have clean teeth by Craig since

[A]: Nick was a child.

[Q]: How does the sentence end?

To tell if Brian 's gold was real, Jason used a magnifying glass because

[A]: Brian was of dubious origin.

[Q]: How does the sentence end?

Herald invested in the stock market rather than bitcoin. He thought the

[A]:
stock market was a safer investment.