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.

the correct answer is option d. the nature of democracy. on november 19, 1863, president abraham lincoln delivered his famous gettysburg address in gettysburg, pennsylvania. in his speech, rather than focusing on details of the war (soldiers, casualties, aftermath of battle), lincoln invoked the very nature of democracy, that power ultimately comes from the people, when stating, “government of the people, by the people, for the people shall not perish”. these words mean that democracy is a government by the people (citizens) in which the supreme power is vested in the people and exercised directly by the people or by their elected representatives for the benefit of all citizens. the survival of democracy in the united states is one of the reasons why this speech so significant today.