The first two, synapomorphy and symplesiomorphy<span>, provide evidence among similarities </span>between<span> recent taxa and their ancestors. Apomorphy distinguishes</span>differences between<span> recent taxa and their ancestors, providing a breaking-off point that could be used to establish new groups or sub-groups.</span>
B, C, and D all contain gerunds (causing, negotiating, painting). However, the only choice that contains the gerund acting as a subject is C (negotiating)
A thesaurus is a book that contains words of similar meanings and opposite meanings.<span />
