Is vaping not as harmful as cigarettes? If not, why is it not as harmful as cigarettes?
If it is, Why is it harmful as cigarettes?

What if puerto rico required all cement to carry a label with the location where it was manufactured and the date it was packaged? does that regulation discriminate against interstate manufacturers?

How does the poem's mood and tone change in each of these stages of “o captain! my captain! ” by walt whitman? (i need an answer asap )

How can a speaker best appeal to an audience? a. by revealing just enough information to make the au us b. by allowing the audience to ask questions about the speech's subject matter c. by adapting the speech to the expectations and knowledge of the audience d. by encouraging listeners who disagree to voice their opinions