Essays on competition is necessary for success?

Do not use this medicine with milk, cheese, or other dairy products. what end punctuation needs to be added to the above bolded word?

Which piece of evidence best supports schlossers claim that meatpacking is most dangerous job in the united states

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.