What are two characteristics of Challenge-Handshake Authentication Protocol (CHAP)? (Choose two.)

A.
CHAP uses a hash mechanism so the clear text authentication piece is never sent.

B.
CHAP uses a parity algorithm to jumble the credentials for security.

C.
CHAP uses a Point-to-Point Protocol (PPP) method.

D.
CHAP is required for iSCSI initiator authentication.