A、To get some pocket money from her father. B、To persuade him into allowing her more freedom. C、To distract him from asking abou

W: Dad, can I go to a movie with Sharon?
M: Yeah, sure, but wait. Weren’t you supposed to get a report card sometime this past week?
W: Well, oh yeah. Can I call Sharon now?
M: Uh-hum. You didn’t answer my question. Did you receive it or not?
W: I love you, Dad! You’re the best!
M: Don’t try to butter me up. I can guess that your answer means that you didn’t do well in some of your classes?
W: Well, my English teacher is so boring, and he blows up every time someone talks.
M: In other words, you’re not doing so well?
W: Uh, a C... minus.
M: Oh. Well, how are you doing in your Spanish class? You said you liked that one.
W: Well, I do, but I forgot to turn in a couple of assignments, and I had problems on the last test. All those verbs tripped me up. I got them all mixed up in my head!
M: Okay, and what about algebra?
W: Ah, I’m acing that class. No sweat.
M: Oh!
W: Can I go now?
M: And how are you doing in history?
W: Oh, that’s my favorite class. Mr. Jones is always passing out candy if you know the answers to his questions.
M: Great. Now, I have a bright daughter with tooth decay.
W: Ah, Dad. Can I go now?
M: You can go if you answer my history question. How old am I?
W: Uh, fifty-five?
M: Fifty-five! You just failed a math and history test at the same time!
W: Dad...
M: Well, okay, but you need to come straight home from the movie.
W: Gotta run, Dad.
Questions 13 to 15 are based on the conversation you have just heard.
13. Why does the girl flatter her father by saying "You are the best"?
14. Which subject does the girl find the easiest?
15. What does the father mean by saying the girl failed a math and history test at the same time?