Answer: A and B
Explanation: C is coming from your own ideas, and D is just not citing a source correctly.
Answer:
Organs are organised into organ systems. An organ system is a group of organs that work together to do a job. The circulatory system includes the heart, veins and arteries. Its function is to transport substances in the blood, around the body.
it would be A because at the end it says man and fire.
Answer:
Genetically modifying the plants can make them produce more produce in one season. This causes an increase in the amount of food we have. It also causes them to grow faster which means you can make even more in just one growing season. This can all lead to less demand on the produce and more income.
Explanation: I hope this helped if not I can try again<3
