What event happened after the sit-ins at Tallahassee lunch counters?

The Greensboro sit-in was a civil rights protest that started in 1960, when young African American students staged a sit-in at a segregated Woolworth's lunch counter in Greensboro, North Carolina, and refused to leave after being denied service. The sit-in movement soon spread to college towns throughout the South.

Explanation:

the answer is a) the proclamation of 1763.

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the colonists were also expected to pay a tax to meet the costs of establishing and manning the borders of the proclamation line which led to the belief that the king had sided with the indians despite pontiac's rebellion, against the interests of the settlers. this contributed to the causes of the american revolution.