TASK DEFINITION: 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".
PROBLEM: Rebecca showed Jennifer how to heal a fever by herself.  _ sure was knowledgeable. (A) Rebecca (B) Jennifer

SOLUTION: A

PROBLEM: Rachel played in the swimming pool while Jessica jumped in the muddy puddle. _ was still clean when they returned home. (A) Rachel (B) Jessica

SOLUTION: A

PROBLEM: Felicia has boots with zippers and Angela's boots don't have them, so _ unzipped their boots before taking them off. (A) Felicia (B) Angela

SOLUTION:
A