In this task, you are given a question containing a blank (_) and two options. You should pick the best option to answer the question. Please answer with "A" or "B".

Charlie decided to quit smoking so he threw away his carton but not his lighter because the _ was a gift. (A) carton (B) lighter
B

Aaron went to go on a vacation to Hawaii without Joel because _ was busy with work. (A) Aaron (B) Joel
B

Hunter decided to bite their tongue out of respect for Leslie instead of speaking their mind, because _ was a polite person. (A) Hunter (B) Leslie

A