The FDA seal of approval is NOT a source to ensure quality of a dietary supplement. The answer to your question is C. I hope this is the answer that you are looking for and it comes to your help.
B. They had adapted to their surroundings.
Adaption observed by Darwin on the Galapagos Islands also lead to the idea of Natural Selection: that those better suited to survive in their environment will continue to live and reproduce, passing on the traits to help the descendants survive as well.<span />
I believe it's D. Tell me if I am wrong.
<span> The parts include a plasma membrane, cytoplasm, ribosomes, and dna.so your welcome</span>