X 13. Select the best answer. of the Rocky Mountains after winning the Mexican-American War.
The United States gained the territory

please help i got it wrong :)

What must happen for new french words to be published in official dictionaries? a. they must be approved by the french academy b. they must be voted on by the people of france c. they must be used by famous french writers d. they must be used by philosophers a. they must be approved by the french academy