Which of the following are agencies concerned with preserving and promoting the development of American culture? i. National Aeronautics and Space Association
ii. National Endowment for the Arts
iii. National Archives and Records Administration
iv. National Endowment for the Humanities
A.
i and iv only
B.
i, ii, and iv only
C.
i, ii, and iii only
D.
ii, iii, and iv only

the answer is c     : )

explanation:

i don't have an explanation because i don't know, but i think the answer is c because i googled it and google is right : ) just kidding google isn't allways right but the answer is still c. i hope this !

the 9th amendment

explanation:

the  wilmot proviso  was designed to eliminate  slavery  within the  landacquired as a result of the mexican war (1846-48). fearing the addition of a pro-slave territory, pennsylvania congressman david  wilmot proposedhis amendment to the bill.

spread of christianity