Answer: It emphasizes the idea that bacteria can be both helpful and harmful.
Explanation: Bacterial microbes are essential to helping our bodies work, but also they can also harm us as well. Therefore C is correct.
Hope this helps!
Sym means
"Together" or "with"
Sympathize: is too share an agreement or feeling with someone
This would be true because she only tried one pair of the jeans, and it could have been the way she washed them.