Question

What are some features created by the geologic work of groundwater?

a. Mountains and valleys
b. River deltas and canyons
c. Caves and sinkholes
d. Volcanoes and lava flows

Answer 1

The features created by the geologic work of groundwater include caves and sinkholes.

Step-by-step explanation:

The features created by the geologic work of groundwater include caves and sinkholes. Groundwater, which is water that is stored beneath the Earth's surface, can dissolve and erode rock over long periods of time, creating underground cavities and sinkholes.