Which is most likely a source of air pollution? A. littering
B. CFCs
C. oil spill
D. runoff

Quick this is a timed exam

B) CFCs

Explanation:

chlorine in the CFC is very harmful to the ozone layer

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;