Answer:
the writer achieved good and excellent work
The answer is d. Because rolling down the street is an appositive and needs a comma on either side.
Answer:
Civics is a subject, open to consideration from a variety of disciplinary perspectives; economics is conceived as a discipline a “hard” social science rather than as a subject open to different interpretations. Civic education is moral education; it initiates students into the roles and responsibilities of citizenship.
Which cannot be answered with a simple "yes" or "no", or with a specific piece of information, and which gives the person answering thequestion<span> scope to give the information that seems to them to be appropriate.</span>