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Assertion (A) Cyclic     pathway     of photosynthesis first appeared in some eubacterial sps. Reason (R) \[20\Omega \] started accumulating in the atmospheres after the non-cyclic pathway of photosynthesis evolve. Each of these questions contains two statements. Assertion (A) and Reason (R). Each of these questions also has four alternative choices, only one of which is the correct answer. You have to select one of the codes (a), (b), (c) and (d) given below.

A) If both Assertion and Reason are true and Reason is correct explanation of Assertion.

B) if both Assertion and Reason are true but Reason is not the correct explanation of Assertion.

C) If Assertion is true but Reason is false.

D) If both Assertion and Reason are false.