Which sentence should be removed to improve this summary?
a. in act 1. twenty year old annie sullivan is preparing to leave her school and become a teacher herself
b. she is bidding farewell to anagnos, her mentor, and to many young girls who have been her students and friends
c. the action slows when annie and anagnos have a discussion, and the play becomes boring
d. then anagnos and the girls present her with gifts, and she is appreciative and sentimental