Which best explains how the phrase “white granular powder” supports the author’s purpose of calling attention to the environment? The powder is an unnatural substance.
The powder has a texture like sugar.
The powder looks like freshly fallen snow.
The powder is used in house construction.

The correct answer is A) the powder is an unnatural substance.

The statement that best explains how the phrase “white granular powder” supports the author’s purpose of calling attention to the environment is "the powder is an unnatural substance."

Unfortunately, you did not include further context, excerpt, or references. But it seems you are talking about an excerpt of the book "Silent Spring," written by American author Rachel Carson.

Rachel Carson's book, “Silent Spring”, shocked the world in 1962 because it created a consciousness of the use of DDT and the terrible consequences it had on human diseases. Nobody before Carson’s conclusions had thought on this serious issue.

The book was the originator of environmental and ecological movements that targeted the use of chemicals and the support for nature and life. “Silent Spring” impacted the world after knowing the dangers of toxic chemical pollutants in the air.

to inform the reader that the text will take a second look at the grimms’ original tales

halibut, flounder, tuna, and trout are all fish. so your first answer is 1.) fish. and since fish is edible, your next answer would be 3). edible

to describe those fishes more thoroughly, some of those fishes live in fresh water, and some of the fishes live in salt water, and that is not a thing that they all have in common. the question is asking what is common with all of the fish, so answer choices 2). fresh water and 4). salt water are not right.