What is the age of a fossil that contains one-fourth of the amount of carbon-14 found in living organisms? Use the image below as a reference.

A.
22,920 years
B.
2865 years
C.
11,460 years
D.
5730 years

Which of the following may one conclude from a map that shows the average ph value of rainfall in the u. s.? acid rain is a more serious problem on the east coast. acid rain falls equivalently across the continental u. s. there are more factories on the west coast. the midwest has fewer forests than the rest of the u. s.