Which statement best completes this diagram?

Cause

The Confederate
forces win the Battle
of Bull Run

Effect

?

A. The Union gives up its plans to attack Virginia by sea.

B. The Union realizes it will not be able to easily defeat the
Confederacy.

C. The Confederacy shifts its largest armies to western states.

D. The Confederacy takes control of most of the border states,

it is B

Explanation: when union, and the confederacy decided to fight for land, the union realizes they cannot win a little after forcing the confederacy into a corner, and the confederacy somehow gets out of the corner, snd uses this opportunity, the union was getting cocky, and the confederacy wiped out union...SO B IS THE ANSWER

the answer to this question is the third option. hope this

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.