Which of the Following Is NOT True

Multiple Choice

Which of the following is NOT true?

A) You should strive to select a unique user ID for every Web site you visit and every online resource you access.
B) People with your name who selected user IDs before you might have already taken the obvious user IDs.
C) You can maintain two or three tiers of passwords.
D) Use low-security passwords in situations where you don't really care if your security is compromised.