Question

Particle pollution levels are unsafe year round for one out of every _______ Americans.

A. 7

B. 5

C. 3

D. 10

Answer 1

i think it A hope its right

Answer 2

The correct answer for above statement is:

A. 7

Step-by-step explanation:

Particle pollution, also identified as particulate material or PM, is a common name for a mixture of solid and liquid droplets excluded in the air. Particle pollution appears in various sizes and shapes and can be formed up of a fraction of several elements, including acids, inorganic compounds organic chemicals, soot, metals, soil or dust scraps, and biological materials .these are really dangerous.