Problem: Brett used poison for the bug repellent in his yard and Craig used natural ingredients,

My choice: Craig had a more healthy yard.

Problem: Rachel wasn't good at Science like Betty.

My choice: Betty passed the big science exam that was needed to go onto the next grade.

Problem: Steven asked Lawrence how to get rid of bamboo taking over, because

My choice: Steven couldn't remember.

Problem: Maria is struggling with her exams and asks for help from Rebecca, because

My choice:
Rebecca is already successful.