Mike Responds to Flavio's Statement That He Would Like to Buy

Multiple Choice

Mike responds to Flavio's statement that he would like to buy Mike's motorbike for $3,000 by saying that he would want $4,000,given the work he has put into it.Flavio says OK.I'll give you that.Here's $2,000,and I'll give a promissory note for the balance payable at $500 a month for the next 4 months."
1) There is a contract.
2) There is no contract.
3) Flavio's first statement to Mike was an invitation to do business.
4) Mike's response was a counter offer.
5) Flavio's final statement to Mike was an acceptance.

A) 1 and 3.
B) 1,3 and 4.
C) 1,3,4 and 5.
D) 2.
E) 2 and 4.