Describes all the processes associated with the discharge of magma, hot fluids, ash, and gases.
a. magnetism
b. volcanism
c. hydraulic energy
d. thermal energy

The correct answer is kettles.

Did you know it's illegal to own only one guinea pig in switzerland?   : )

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!