Under the Doctrine of Commercial Impracticability,which Situation Would NOT Excuse the Seller's

Multiple Choice

Under the doctrine of commercial impracticability,which situation would NOT excuse the seller's performance?

A) The seller forgot to include the cost of freight in a C&F contract.
B) The seller's source of supply is no longer available because of a governmental embargo prohibiting an export from another country.
C) The seller cannot deliver because severe flooding wiped out three-fourths of the state's produce.
D) The seller's workforce is out on an unexpected strike.