9. What is an example of a positive element of New York City's ecosystem that is identified in the passage?
A. Noise pollution
B. Central Park
C. Vehicles spewing toxic carbon monoxide into the atmosphere
D. Skyscrapers block the sun's rays which help build the levels of Vitamin D.

~story is called Walking Around town by micheal stahl

Read the sentence. on days when i go jogging in the morning, my mind seems to process ideas faster, and my mood is more positive. how does the underlined clause add variety and meaning to the sentence? select two options. it describes the days being discussed. it makes readers want to go jogging. it creates a compound-complex sentence. it adds detail about the speaker's personality. it explains why jogging is beneficial. save and exit next submit mark this and retum

Bella is going to write a research paper. she chose sports as her topic, but her teacher said she must narrow or limit her topic. choose the topic that limits the broad topic of sports the most. a) a history of sports in the united states b) a history of tennis c) rules and etiquette of tennis d) training and equipment for outdoor sports

Which statements describe the creek who migrated to florida in the 1700s? select all that apply. they kept the creek name and identity. they became known as the seminole. they established more than thirty towns in florida. they became isolated from the creeks in the north. they took control of a number of white settlements.