单选题：I was ten when I first sat with my grandmother behind the ca

I was ten when I first sat with my grandmother behind the cashier（收银台）in her general store. 71 I quickly learned the importance of treating customers politely and saying “thnak you.”
　　At first I was paid in candy. 72 I worked every day after school, and during the summer and on weekends and holidays from 8 a.m. to 7 p.m. My father helped me set up a bannk account. 73
　　By the time I was 12, My grandmother thought I had done such a good job that the promoted me to selling cosmetics（化妆品）. I developed the ability to look customers directly in the eye. Even though I was just a kid, women would ask me such things as “ What color do you think I should wear?” I took a real interest in their questions and was able to translate what they wanted into makeup（化妆）ideas. 74
　　The job taught me a valuable lesson: to be a successful salesperson, you didn’t need to be a Rocket scientist—you needed to be a great listener. _____expect they are NO longer women purchasing cosmetics from me; instead, they are kids who tell me which toys they would like to see designed and developed.
A.Later I received 50 cents an hour.
B.Before long, she let me sir there by myself.
C.I ended my selling a record amount of cosmetics.
D.Today I still carry that lesson with me: I listen to customers.
E.My grandma’s trust taught me how to handle responsibility.
F.Soon I found myself looking more beautiful than ever before.
G.Watching my money grow was more rewarding than anything I could have bought.
__________