Which contributions did Robert Kennedy make to the United States before his assassination? Check all that apply. He supported civil rights.
He opposed the war in Vietnam.
He served as vice president.
He was a unifying leader.
He was a candidate for president.

I think it is A or B

Explanation:

cur

explanation:

cancer

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.