Answer:
Either D or C. (Hope it helps!!)
Explanation:
B. Cultural practiced of language and religion changed.
Assuming this is in regards to the Aryans and the Indus Valley civilizations. Aryans introduced early Hindu ideas and writings, as well as developed the earliest forms of Sanskrit.
Answer: B) to help and encourage blacks to become registered voters.
Explanation: Freedom Summer was meant to help and encourage blacks to become registered voters. It was met with violence at the hands of local law enforcement and the Ku Klux Klan, including the death of three civil rights workers in June of 1964.