Which of the Following Usually Happens in a Malicious Denial-Of-Service

Multiple Choice

Which of the following usually happens in a malicious denial-of-service attack?

A) A hacker monitors and intercepts wireless traffic at will.
B) A hacker floods a Web server with millions of bogus service requests.
C) A hacker uses unauthorized programs to invade a computer system and replace legitimate programs.
D) A phisher pretends to be a legitimate company and sends an email requesting confidential data.