Before 1933, what did parts of California’s Central Valley not have enough water for

i took this test im trying to remember i think it is the first one im super sorry if i remembered wrong!

your answer is c) experiments with water vapor showed that elements combine in specific proportions.

remember, the goal of an adjective clause is to add more information to a noun or a pronoun. as you can see from the examples above, you can add information by including a longer adjective clause or tighten up a sentence by turning the adjective clause into an adjective phrase.