Plz answer these., need to know quick

After the civil war which president was called a "carpetbagger"? a.lincolnb.johnsonb. grant

Emily works at a perfumery. she extracts 3 liters of essential oil for perfumes in 2 days. 1: assuming emily extracts essential oil at a constant rate, we can graph this relationship with time in days along the x-axis and quantity of oil in liters along the y-axis. the slope of the line representing this relationship is __ 2: a point on this line that corresponds to the amount of oil emily extracts after 5 days is (5,

What are new social classes emerged due to advancement in agriculture ?