Need help quickly will name the brainiest. What negative consequence did the opponents of the Mexican-American War fear?

A)widespread famine

B)the spread of slavery

C)too much foreign immigration

D) overpopulation

Which of the following describes a difference between an essay's body paragraph and its conclusion? o a. body paragraphs first introduce evidence, while a conclusion simply reminds readers of evidence. b. body paragraphs act as hooks for the reader, while the conclusion simply restates the essay's claim. c. body paragraphs can be any length, while the conclusion has a set number of sentences. d. body paragraphs restate the essay's claim, while the conclusion proposes claims for future essays.