Which information source do political campaigns have complete control over? public media exit polls investigative reporting paid media i need asap!

What was herbert hoover and the food administration do in wwi?

How did slavery end in the united statesa. it ended with the emancipation proclamationb. it ended when the union won the civil warc. it ended with the fifteenth amendmentd. it ended with the 13th amendment

Plz the 10 places that charles darwin stopped at to report his findings, and include dates?