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

Answer is C give me a thanks ! or brainliest

Explanation:

beowulf sets out on his journey for daneland. -- 1

hrothgar welcomes beowulf. -- 2

beowulf waits for grendel to attack heorot. -- 3

beowulf succeeds in defeating grendel by tearing off his arm. -- 4

beowulf fights with grendel’s mother. -- 5

beowulf sets out for his fight with the dragon. -- 6

beowulf sets out for his geatish homeland. -- 7

a. the scene is structured as a dialogue between two characters in their own informal language.