Out of the choices given, the mechanisms that drives evolution is natural selection. The correct answer is B, natural selection.
<h2>As carbon dioxide in the process of photosynthesis</h2>
D. Muscus and cilia trap pathogens
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I believe it is a solution, sorry if wrong
Scientists rely on embryological development patterns and adult body plans for all animals in order to classify animals. The correct option among all the options that are given in the question is the third option or option "c". It is the work of the biologists to classify animals and put them in order for studying them easily and in a group.