When two objects at the same temperature are placed in contact, which option is correct?

Question

When two objects at the same temperature are placed in contact, which option is correct? — Exam MCQ

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D. No heat is transferred — Objects at the same temperature are in thermal equilibrium, so there is no net heat transfer between them.

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A. Heat is transferred from object 2 to object 1

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B. Heat is transferred from object 1 to object 2

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C. The two objects transfer heat to each other