Nina is at a hydrology presentation on groundwater. What can she MOST likely expect to learn about how aquifers get replenished?
A. They get replenished from the infiltration of precipitation and surface water.
B. They get replenished from artesian wells that fill the empty holes in the ground.
C. They get replenished from ocean water seeping into the sandy sediments.
D. They get replenished from confined aquifers that are non-permeable.