Answer:
I would say the effects of high-fat and low-fat diets.
Explanation:
For [A] a report on how to reduce air pollution would be expository or persuasive.
For [B] a mystery story would be entertaining and engaging.
For [C] why Great Britain was the birthplace of the industrial revolution would be a persuasive exposition, factually based.
For [D] you would write and exposition comparison to describe the benefits and detriments of the two types of diets, thus a "compare-and-contrast" essay.
Cheers.
Perhaps you, like me, were raised essentially to think of the slave experience primarily in terms of our black ancestors here in the United States. In other words, slavery was primarily about us, right, from Crispus Attucks and Phillis Wheatley, Benjamin Banneker and Richard Allen, all the way to Harriet Tubman, Sojourner Truth and Frederick Douglass. Think of this as an instance of what we might think of as African-American exceptionalism. (In other words, if it’s in “the black Experience,” it’s got to be about black Americans.) Well, think again.
Answer: The question you are asking is not clear.
Answer:
He Was A Photographer Who Documented Problems In American Cities.
He Was An Advocate For Children And The Poor.
Explanation: