Alamo Hotel Contracted with First Furniture to Purchase 500 Black

Alamo Hotel contracted with First Furniture to purchase 500 black leather chairs for the conference rooms.The chairs are to be delivered on August 15.On July 20,First Furniture advises Alamo that,because of recent issues with wood suppliers,it will not be able to deliver the chairs.What can Alamo Hotel do?

A) It can sue First Furniture immediately for breach of contract even though the deadline has not expired yet.
B) It must wait until August 15 before suing for breach of contract.
C) It cannot sue First Furniture under the doctrine of impossibility.
D) Nothing as First Furniture is discharged under the force majeure doctrine.