Which of these is the best description of
a rock?
a. a mixture of one or more minerals and possibly organic
matter
b. one pure mineral and organic matter
c. a mixture of organic matter
d. various minerals, but no organic matter

i would say C but i may be wrong have a great day

Explanation:

the warning light flashes for a second or two when the engine starts. if it stays on, there's must be something wrong with the coolant. you should never dare to continue driving when the light is on. pull over as soon as possible and shut the engine off.

hope this is what you're talking about