The group that was known to the use of fish-ins as an act of civil disobedience is the National Indian Youth Council.
What is National Indian Youth Council?
National Indian Youth Council was the second most popular organization of American Indian, by having a membership of more than 15,000.
This organization was the first independent native organization to utilize the direct actions.
This was really progressive in the occurrence to uphold tribal fishing interests in the Northwest and uses the fish-inc as an act of civil disobedience.
There was the leaded movement for the protection of accord fishing rights in the Northwest. In 1968.
Therefore, option B is correct.
Learn more about the National Indian Youth Council, refer to:
https://brainly.com/question/518323
