When Does the UCC Allow Buyers and Lessees to Seek

When does the UCC allow buyers and lessees to seek the remedy of specific performance?

A) Only when goods are unique
B) Only when a remedy at law is inadequate
C) Only when goods are worth more than $500
D) When goods are unique, when a remedy at law is inadequate, or when goods are worth more than $500
E) When goods are unique or when a remedy at law is inadequate, but not because the goods are worth more than $500