Answer:
That is very well written essay you'll do fine.
Explanation:
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.
Answer:
The incorrect sentence is C. We should not buy grapes which scientists say are poisonous to dogs.
Explanation:
The commas should be placed like so,
We should not buy grapes which, scientists say, are poisonous to dogs.
I hope I helped!