In which of the following can the Statute of Frauds be raised under common law o

In which of the following can the Statute of Frauds be raised under common law of contract?
A) when a seller of specially manufactured goods has made commitments for procurement for an oral agreement
B) when the party against whom enforcement of an oral sales or lease contract is sought admits of such a contract in court
C) when the writing must be signed by the party against whom enforcement is sought
D) when there has been no written confirmation of a contract between two merchants

This is for my business law class, anything will help