Read the following excerpt from "the city without us" by alan weisman: yet with each new acid-free rainfall, trees that still endurewill have fewer contaminants to resist as chemicals aregradually flushed from the system. over centuries, vegetation will take up decreasing levels of heavy metals, and will recycle, redeposit, and dilute them further. asplants die, decay, and lay down more soil cover, theindustrial toxins will be buried deeper, and eachsucceeding crop of native seedlings will do better. which best explains how the structure of this passage supports the author's purpose? a. the passage traces several events in the order that they will occur tohighlight how people have harmed the environment. b. the passage describes the effects of rain in the posthuman world tohighlight that nature will eventually neutralize the pollution created bypeople. c. the passage shows the effects of rain on certain plants to prove that lawsprotecting the environment are necessary for human survival. d. the passage compares the acidity of rain before and during a posthumanworld to underscore that pollution levels will remain the same.​

D

Explanation:

The answer is C.

The passage describes the effects of rain in the posthuman world to highlight that nature will eventually neutralize the pollution created by people.

A

Explanation:

the passage traces the chronology of the biological succession of plants to predict that the city will become an oasis fit for human habitation

it’s b

Explanation:

The answer is B for Apex :))

Explanation:

the passage shows the effect of natural forces, such as hurricanes to highlight how nature over time will erode artifacts of urban civilization

A. The passage describes how the absence of human actitvity will change Central Park to show that nature will eventually destroy what people have built

B. The passage shows that natural forces such as an absence of

predators and an increase in the squirrel population can lead to

destructive results.

Explanation:

the passage mentions "with natural predators gone and no hunting

permitted, there's nothing to stop them from devouring

every acorn or hickory nut before it can germinate. Which

they do."

C. The passage shows the effects of the freezing and thawing of water to highlight that nature will eventually destroy what people have built. (APEX)

the answer is D is just did it

Explanation: