Answer:
1- C, evolution.
2- D, adaptation.
3-A, gene. (if it is multiple choice, then its A and B.)
4-E, fitness.
Add-on:
sorry if its incorrect, hope this helped you.
Metacognition is “thinking about thinking” (or "knowing<span> about knowing")</span>. <span>Metacognition is defined as the knowledge we have about our own cognitive processes, like thinking. It includes knowledge about when and how to use particular strategies for learning or for problem-solving. It is also the ability to control our thinking processes through strategies, such as organizing, monitoring or adapting.</span>
The answer is b. to maintain the functions of the reproductive organs
Vitamin C is a water soluble vitamin that has a role in connective tissue. It produce and maintain collagen and has a role in wound healing. It also increase the iron absorption which makes orange juice a good drink for a meal with meat. Vitamin C will also protect and recycle vitamin e.