5. Explain why the commas are necessary in this sentence.
The president of the United States should use rhetoric
straightforwardly, not manipulatively, when attempting to
convince the people to support his plans.

I am not sure.

Explanation:

I think the commas here place the connectors so instead of saying and not, thehy put a comma.

and the other one because it is the beggining of a new sentence but in the same subject, at least that is what I was told.

our founding fathers introduced the revolutionary idea that each person's desire to pursue their idea of happiness was not self-indulgence, but a necessary driver of a prosperous society. they created a government to defend that right for everyone.

the answer to this question