Which statement about JavaScript closures is true?

Which statement about JavaScript closures is true?

• A. A closure is a function that has no access to variables from its outer scope.
• B. A closure is a function that retains access to its outer scope, even after the outer function has returned.
• C. A closure is the same as a global variable.
• D. A closure can only be created at compile time.

Answer: (B)