Answer: About one-third of your income.
Explanation:
I would go with B, or Ways to build immunity to diseases. Why? Well, just by using the word biology, we can use process of elimination. The prefix “bio” means life, so C and D already would be out. The suffix “ology” means the study of, so the word biology means the study of life. Because biology often has to do with diseases and finding cures to sustain human life spans, the only logical answer would be B. A would make no sense in terms of biology.
Tone is the attitude of the author towards the audience, and mood is the attitude of the author towards the subject.
Please make brainliest answer, I need one more <3
<h2>
Answer:</h2><h3>The stars awaken a certain reverence, because though always present, they are always inaccessible; but all natural objects make a kindred impression, when the mid is open to their influence.</h3>