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".

Rachel has way smaller muscles than Tanya because _ always worked out every day of the week. (A) Rachel (B) Tanya
B

Though they had been hanging out together, Derrick came down with a fever while Samuel didn't. _ always had a strong immune system. (A) Derrick (B) Samuel
B

Bob can either use his birth certificate or his driver's license as proof that he is a citizen. He chose the _ because it is large. (A) driver's license (B) birth certificate

B