—It's on my desk.
—________.
Mum, where is my cap?
No, it isn't.
Is it on the desk?
Yes, it is in the toy box. Thank you, mum.
Is it in the toy box?
A. Good idea!
B. It's a giraffe.
C. Bye! Have a good time!
D. No, it isn't.
E. It's under the desk.