Just ask a question you have a problem understanding lol
Answer:
number 4 because they look similar in way like there maybe backwards?
Sloths (three-toed), chameleons
Well, I need the chart first of all, but second, If you have to find out which one is closely related to A, just take the amino acid sequence and compare the sequence to each organism, and which ever one has the most related sequences, is the closely related organism.