Amy: Hello! This is Amy.
Ken: No. This is Ken.
Amy: Hi, Ken. Where is Sue?
Ken:
Amy:
Ken: No, she isn't.
Amy: Is she drawing a picture?
Ken:
Amy: What is she doing in her bedroom?
Ken: She's busy. You can make a phone call in the evening.
Amy: OK.
A.Is she doing her homework?
B.Is that Sue?
C.No, she isn't.
D.She is in her bedroom.
E.She's writing a letter.