What was the primary goal of the national association for the advancement of colored people?

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Land is to arable ; river is a, navigable b, shallow c, presumsor d, water

The arid climate region is labeled with the letter on the map above. a) b.. b) c .. c) e .. d) f.