Synonym of HAGGLE

Answer: Option C

Postpone : cause or arrange for (something) to take place at a time later than that first scheduled.
Accept : consent to receive or undertake (something offered).
Bargain : an agreement between two or more people or groups as to what each will do for the other.
Reject : dismiss as inadequate, unacceptable, or faulty.
Haggle : dispute or bargain persistently, especially over the cost of something.

Synonym of Haggle is Bargain