How secondary sources should be used in an analytical research report, compared to primary sources.

In what way do you think it would be difficult to live next to the united states

Which excerpt from leo tolstoy's the death of ivan ilyich reflects the author's opinion that the members of the medical profession don't really care about their patients?

Which best compares the authors’ purposes in silent spring and “save the redwoods”? both authors want readers to protect human rights. both authors want readers to focus on saving trees. both authors intend to entertain readers with their essays. both authors intend to convince readers of their viewpoint.