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The statement/s which are true about antagonists from the following is/are : A. They bind to the receptor site. B. Get transferred inside the cell for their action. C. Inhibit the natural communication of the body. D. Mimic the natural messenger. Choose the correct answer from the options given below :

1. B only
2. A, C and D
3. A and C
4. A and B

Correct answer: A and C

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