Why was it important for the South to maintain an equal balance in the Senate?

Where do most people in arabia and iraq live? a. in the fertile crescent b. in the rub, al-khali c. in cities d. in and around mecca

Peggy feels sorry for smokers who have lung cancer because she believes they were duped by tobacco companies to develop a deadly addiction and are therefore not responsible for their disease. when asked to donate money to support lung cancer research, peggy gives generously. peggy’s prosocial behavior can best be explained by the arousal: cost-reward model. the negative state relief model. a norm of equity. attributions of responsibility.

Can someone me answer all the questions?