Beximco Ltd- contracts with Health Care Ltd to manufacture and supply 50 cases of a drug called Pop A Pill Drug. Health Care Ltd pays the contract money, $5,000, to Beximco Ltd but before delivery takes place the Commonwealth Government introduces a law banning the manufacture and supply of Pop A Pill Drug. Can Health Care Ltd enforce the contract?

a Yes, because Health Care Ltd has already paid the contract price of $5,000.

b No, the contract is frustrated.

c No, there is a breach of contract.

d Yes, the contract was legal when it was made.