Peter is the youngest in our family. He is fourteen years old and four years younger than me. He has long, straight hair, bright eyes and a friendly smile. Sometimes he is rather naughty at home, but he usually does what he is asked to do.Peter is interested in sports very much, and at school, he plays football and tennis. He is the best badminton player in our family.

1. ”He is fourteen years old . . . Than me.” The word "he" refers to …. 
a. Peter
b. The writer
c. The writer’s brother
d. the writer’s family

2. “Peter is interested in sports very much, and at school he plays football and tennis.” The word "interested in sports" phrase can be replaced by .... 
a. Dislike sport
b. Really likes sport
c. Hates sport very much
d. Finds sport not really entertaining

3. “But he usually does what he is asked to do” This phrase means … 
a. He does anything he wants.
b. He always asks.
c. He is lazy.
d. He is diligent.​