C. it shows a strong emotion because the sentence begins with "I think"
Answer:
the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body.
Explanation:
cell has three main parts: the cell membrane, the nucleus, and the cytoplasm. The nucleus is a structure inside the cell that contains the nucleolus and most of the cell's DNA.
The main point in a story or article that the author is trying to get across to the reader.