Asked by AKSHAY GURU VARADHARAJAN · SRI CHAITANYA TECHNO SCHOOL, JAYANTI NAGAR.
Answer: B. It prevents your friend from accidentally (or on purpose) seeing your private messages or spending your game credits.
Explanation: This is called Access Control. Even if you trust your friend, keeping your accounts logged out ensures that only you have the "key" to your personal information and digital money.
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