It's A. Brunelleschi. Hope this helps :)
I'm not sure but I would guess democracy.
The Civil Rights
Movement Although major figures of the civil rights movement such as Martin Luther King, Jr., are widely remembered today, the movement drew its strength from the dedication of grassroots supporters. In rural and urban areas across the South, ordinary individuals advanced the movement through their participation in marches, boycotts, and voter registration drives. Those who dared to make a stand against discrimination risked being fired from their job, evicted from their home, and becoming the target of physical violence.
PUBLIC TESTIMONY, 1964
He ordered them to invade Mexico in order to catch Pancha Villa, who had attacked a US city and killed soldiers and civilians. At the end, they never actually caught him.
Answer:
D
Explanation:
Its talking about it and how.much it has been studied and looked into