What role do aquifers play in the water cycle?
a. they store water in the ground.
b. they transfer water to the air.
c. they are the main source of water on earth.
d. they move water through capillarity.

answer A

Explanation:

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

if someone had the list of traits you provided