When do we use plural form of people in sentence?

Which resource might provide a student who is just starting a research project with a list of credible sources of information to consult? o a. a biography of an early computer scientist o b. an article on new developments in computing o c. a book about programming languages o d. an online encyclopedia article or wiki

If your job was precarious,would you look for a new one? explain.

What aspect of life was denied the sisters because they lived with their father? (apex) a. books b. marriage c. servants d. material comfort