Which of the Following Is a Major Difference Between a Worm

Multiple Choice

Which of the following is a major difference between a Worm and a Trojan horse?

A) Worms spread via e-mail, while Trojan horses don't.
B) Worms are a form of malicious code, whereas Trojan horses are not.
C) They are the same.
D) Worms self replicate, while Trojan horses don't.