After food is consumed, chemical nutrients are absorbed into the blood. The blood then carries these nutrients to the body's cells where the nutrients enter mitochondria. Which reaction must occur next for the cell to carry on other activities?

C

Explanation:oxygen,light,and glucose combine to produce high energy molecules

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.