4. what is subject-by-subject organization?
a. each item of comparison is discussed in turn
b. each item of comparison is discussed once
c. each subject is discussed separately
d. each subject is discussed in turn

C). Each subject is discussed separately.

Explanation:

Subject-by-subject is demonstrated as one of the two fundamental styles of assembling a counterposed essay where the other being 'point-by-point' organization.

As per the question, the subject-by-subject organization implies addressing each subject separately by introducing separate paragraphs for each that helps to maintain the clarity, coherence, and efficacy in the thoughts and ideas conveyed to the audience. This aids the audience to understand and evaluate each idea distinctly as per their interest, choice, or need. Thus, option C would be the correct answer.

right

explanation:

1. b

2. a deadly disease

4. at the same time

5. a) true

b) true

c)false?

d)false?

7. para.1 = c

para.2 = d

para.3 = f

para.4= b

para.5= e

para.6 = a