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".

Jenny found that using peroxide instead of toothpaste on her teeth gave her a better smile, because with _ her teeth were browner. (A) peroxide (B) toothpaste
B

As an artist, Carrie often influenced what Monica did artistically because _ was highly creative. (A) Carrie (B) Monica
A

When it comes to growing plants, Elena is better than Cynthia although _ is a gardener. (A) Elena (B) Cynthia

B