Which of the Following Cannot Be Said of the Consumer

Which of the following cannot be said of the consumer guarantees implied into consumer contracts by the Australian Consumer Law (ACL) ?

A) They are implied into every consumer contract by the ACL.
B) They include guarantees as to the title of the goods, their quality and fitness for their purpose.
C) They apply to standard form contracts only.
D) The implied terms cannot be excluded or overridden by a business.