Under the UCC Article 2,unless Otherwise Agreed,an Acceptance of an Offer

Multiple Choice

Under the UCC Article 2,unless otherwise agreed,an acceptance of an offer is effective:

A) when dispatched
B) when dispatched,but only if the acceptance reaches its destination within a reasonable time
C) when the acceptance is received
D) when the goods are received
E) when the offeree acknowledges receipt of the acceptance