Which explains why senator edmund ross voted not guilty in andrew johnson's impeachment trial?
a. he knew that he would lose reelection if he voted to convict the president.
b. he genuinely felt that johnson was innocent of any impeachable offense.
c. he had received a large campaign contribution form johnson's party.
d. he did not believe presidents should ever be impeached, regardless of the law.

B. He genuinely felt that Johnson was innocent of any impeachable offense.

Explanation:

This is what I got from my history book, "Sen. Edmund Ross voted to aquit President Johnson in the impeachment trial because the evidence was weak and because the balance of power between the legislative and executive branches was in danger.

a. true

b. false"

  The answer to this was true, I am definetly sure about this and hope this helps you. (Much evidence to prove this! :)

(P.S. I would appreciate if you mark this as brainliest. thx )

i think its toxic gasses but i could be wrong

answer; i believe that the correct answer is ( rivers);