How did the Upanishads and the Hindu epic poems contribute to the growth of Hinduism?

Which fact would this be, and how might you verify the truth?

In 150 to 200 words, use evidence to compare the ideas of the abolition of the slave trade and the abolition of slavery

Conflict often developed between and the pope over how much influence the pope had over choosing local church officials. fill in the answer! like i mean tell me the answer! i am desperate! its the last question of the test so ! asap