The word could be a series of past tense words
I slept late this morning
I bathed late this morning
But the words that make most sense to me is
I ate late this morning
The correct answer is D) There is no single topic sentence. a topic sentence is used to summarize what the writing is about, and there is no sentence that does that in this piece.
Embryology, or the study of embryos, can help us find plenty of evidence to support the theory of evolution. For example, vestigial structures such as tails or gills in humans can be found in embryos early during their development.
Answer is chair because see using all the words