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The C(4) plants are photosynthetically ...

The ` C_(4)` plants are photosynthetically more efficient than ` C_(3)` plants beacause.

A

Photorespiration is absent

B

CO_2 compensation point is high

C

`CO_2` generated during photo respiration is trapped and recycle throw PEP carboxylase

D

All except (3)

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