Reading Comprehension (RC) | Re: Recently biologists have been interested in a tide-associated periodic

Dear Experts,

1. The passage suggests which of the following about the accuracy of the commuter diatom???s biological clock?

(A) The accuracy of the commuter diatom???s biological clock varies according to changes in the tidal cycle.
(B) The unusual accuracy that characterizes the commuter diatom???s biological clock is rare among intertidal species.
(C) The commuter diatom???s biological clock is likely to be more accurate than the biological clock of a species that is subject to less intense
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