The correct answer to this open question is the following.
Although the question doesn't include options, we can say the following.
The "Diggers" were a group in the 1960s Haight-Ashbury neighborhood inspired by the original English Diggers and famous for promoting the anarchist guerrilla street theater.
These Diggers started in San Francisco Bay as a group of street theater that questioned the counterculture that surged in the 1960s with the hippies' ideals. Their performances in the streets of San Franciso were influenced by the bohemian art scene of the Bay Area and the peace movements that started in New York City. The group supported ideas of a free society where private property was no more. Instead, they favored the free exchange of things.
Women's Suffrage summary: The women's suffrage movement (aka woman suffrage) was the struggle for the right of women to vote and run for office and is part of the overall women's rights movement.
The great ancient civilizations flourished around river valleys because the rivers produce rich fertile soil and a supply of water for irrigation of crops and human consumption. This allows for the agricultural production to be greater and it can sustain more people.