Among all the hydrothermal areas in the world, the greatest concentration of activity is along the firehole river in among all the hydrothermal areas in the world, the greatest concentration of activity is along the firehole river in iceland california south africa wyoming spain

The correct answer is D. Wyoming

Explanation

Hydrothermal activity is a natural phenomenon that originates similarly to volcanic activity, because a crater is formed that emanates water at high temperatures from time to time, this is due to the fact that in the earth's crust it forms cabins in which it is housed the water, which heats up with the magma causing the pressure to increase, which causes the water to be fired by the crater.

The Firehole River is an American river thirty-four km long, located in the state of Wyoming in the northwest of the country, this river is characterized by hydrothermal activity, it is also part of the Yellowstone National Park where it is at least half of the geothermal activity in the world. This river runs until it connects with the Gibbon River, additionally, it is part of the system of rivers that make up the Missouri River. So, the correct answer is D. Wyoming.