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When does a cycle occur during memory leak?

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When does a cycle occur during memory leak? (a) No reference occurs (b) Two objects reference (c) One object gets referenced (d) Three object gets referenced The question was posed to me in a national level competition. I want to ask this question from JavaScript and Memory Leak in portion Caching, Debugging and Animation of JavaScript Select the correct answer from above options JavaScript questions and answers, JavaScript questions pdf, JavaScript question bank, JavaScript questions and answers pdf, mcq on JavaScript pdf, JavaScript questions and solutions, JavaScript mcq Test , Interview JavaScript questions, JavaScript Questions for Interview, JavaScript MCQ (Multiple Choice Questions)

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The correct option is (b) Two objects reference To elaborate: Old versions of Internet Explorer could not detect cyclic references between DOM nodes and JavaScript code. A cycle happens when two objects reference each other in such a way that both objects retain each other.

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