The Contract Between Bayson's Department Store and Clemson's Manufacturing Contains

The contract between Bayson's Department Store and Clemson's Manufacturing contains a clause that allows either party to end the contract on 60 days' notice and the payment of liquidated damages,which are set at a reasonable amount.This clause is

A) a force majeure clause.
B) an option to terminate.
C) a condition subsequent clause.
D) a frustration of contract clause.
E) an example of laches.