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".

Craig was never going to be as good a dentist as Kyle because _ is fascinated by teeth. (A) Craig (B) Kyle
B

As it was Mother's Day Carrie picked a flower for their mum but Katrina did not because _ was very affectionate. (A) Carrie (B) Katrina
A

Betty taught Maria how to prune her day lilies because _ was a novice gardener. (A) Betty (B) Maria

B