Which of the following was a main cause of the Mexican-American war?

A. The Americans belief in manifest destiny
B. Mexicans living illegally on American land
C.the Louisiana purchase of 1803
D.president polk’s attempts to buy New Mexico’s northern land***

3 answers

https://www.google.com/search?q=causes+mexican-american+war&oq=causes+mexican-american+war&aqs=chrome..69i57.6807j0j7&sourceid=chrome&ie=UTF-8

Read lots.
Whats the answer its urgent
you are right it is d