A,C,D,F,G,H ...............................................................
Answer:
The Mexican War
Explanation:
Mexican-American War, also called Mexican War, Spanish Guerra de 1847 or Guerra de Estados Unidos a Mexico war between the United States and Mexico (April 1846–February 1848)
I think that the best way is making a friend or teacher check it before you turn it in. So they can give feedback, catch errors, or anything else
C. The platypus, which is a mammal, has a bill like a duck and feet like an otter.
"which is a mammal" is an adjective clause. An adjective clause is used to describe a noun and usually begins with one of these words: that, when, where, who, whom, whose, which, and why. In this sentence, the adjective clause begins with "which" and describes the platypus, which is a noun.