Read the text and answer the question. Tom organizes a surprise welcoming party at 7 pm on Sunday and calls Peter to invite him. However, Peter doesn't answer the phone, so Tom leaves a message. Which of the following is Tom's message?
A) I think it is a bad line. I'll call you later.
B) I'm busy now. I'll get back to you as soon as possible.
C) I'm not at home now, I'll talk to you later.
D) I think you're not available right now, I'll call you in the evening.