[Q]: How does the sentence end?

Sarah liked to watch the news, but Rebecca liked to watch sports, so

[A]: Sarah changed the channel to the news channel.

[Q]: How does the sentence end?

Natalie had a mosquito bite on their arm while Jennifer did not, so

[A]: Jennifer did not have an itchy arm.

[Q]: How does the sentence end?

Laura had an extremely smooth head and Felicia was always having trouble brushing out their tangles.

[A]:
Laura was bald.