Which sentence has a adjective clause

An adjective clause, also called and adjectival or relative clause, will meet three requirements, First, it will contain a subject and verb. Next, it will begin with a relative pronoun, (Who, Whom, Whose, That, or Which) or a relative Adverb (When, Where or Why.)

the correct answers are:

c. “never in the history of his people had a man married a woman who spoke a different tongue.”

d. “‘it has never been heard,’ was the verdict of an old man speaking a few weeks later.”

e. “this man had come with others to commiserate with okeke.”