Which excerpt from the passage is the clearest example of fluff?

two chemical additives that sound very scary

Explanation:

Apex

The excerpt from this passage that is the clearest example of fluff is the last one: "Processed foods are also sources of Butylated Hydroxytoluene (BHT), and Butylated Hydroxyanisole (BHA), two chemical additives that sound very scary and which are known to cause cancer in humans."

Explanation:

By reading only this excerpt, the audience can understand how unhealthy processed foods are for the human body. It explains its components -additives- that are proven to cause cancer in humans. It is very clear, after reading this excerpt, that processed foods are bad for our bodies.

not concrete, existing in thought or as an idea but not having a physical or concrete existence

the answer is a because the astrophel does more and sidney goes to the astrophel more than stella.