discuss-forum?question_id=206120-BD-Merit-Freelancing,-BCS,-Bank,-Primary,-Admission,-NTRCA

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1.

A. $C H_{2} = C H_{2}$
B. $C H_{2} = C H_{2}$
C. $C H_{2} = C H_{2}$
D. $C H_{2} = C H_{2}$

Answer: Option B

Explanation:

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