When discussing passwords, what is considered a brute force attack?

A.
You attempt every single possibility until you exhaust all possible combinations or discover the password

B.
You threaten to use the rubber hose on someone unless they reveal their password

C.
You load a dictionary of words into your cracking program

D.
You create hashes of a large number of words and compare it with the encrypted passwords

E.
You wait until the password expires