Question

complete the sentence with the best relative pronoun.
tatyana yanishevsky, an artist also studied biology, became famous for knitting giant sculptures of plants and flowers that are, aside from scale, anatomically correct.

Explanation:

In this sentence, we need a relative pronoun to refer to "an artist" (a person). The relative pronoun "who" is used to refer to people in a non - restrictive relative clause (a clause that gives additional information but is not essential for the basic meaning of the sentence). Here, "who also studied biology" is a non - restrictive relative clause giving more information about Tatyana Yanishevsky.

Answer:

who