The mexican Cession added to the United states: A) new territory that extended
B) a small parcel of land
C) two ports in the Gulf
D) new territory that contributed

D. new territory that contributed to the formation of seven new states.

Explanation:

there are two main types of historical sources: primary sources and secondary sources. a primary source is something that originates from the past. it can be a chronicle, a piece of pottery, or even a piece of glacial ice that gives us climate data about the levels of atmospheric carbon one thousand years ago.

hi there!

c is your answer

~courtney