In which passage? You can post a picture of the passage so we can see what you're referring to!
I believe the answer is b if i am remembering correctly
The event now known as “the voyage of the Beagle” comprises Charles Darwin’s circumnavigation as ship’s naturalist on the second of three surveying voyages by H.M.S. Beagle<span>; the writings published as his first book, the </span>Journal of Researches<span>; and the genesis of his theory of evolution by natural selection. Writing between regimes of world-knowledge, Darwin mediates scientific observation through the language of aesthetics, and seeks to understand the convergence of disparate scales of geological and human history.</span>
Tanner uses his computer to highlight the word in Bold faced type.
A. Tells/ it’s A because it’s not directly telling the person to do so.