The greenhouse effect is a result of

What group has historically made up the largest portion of immigrants in mexico?

In the 1400s, portugal’s economy was based on a. industry b. exports c. finance d. trade

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