Question: What is the purpose of "whitelisting" in the context of input validation?

MCQ: What is the purpose of "whitelisting" in the context of input validation?

• A. Whitelisting involves creating a list of visual design elements.
• B. Whitelisting allows any input unless it matches a predefined list of safe characters or patterns.
• C. Whitelisting is unrelated to input validation.
• D. Whitelisting optimizes network speed.