Answer:
A). biologists - 3). living things in the hot spring
B). chemists - 4). pH of the water in the hot spring
C.) geologist - 2.) rocks around and under the hot spring
D.) hydrologist - 1.) source of water in the hot spring
Hot spring is a natural phenomena, which results due to expulsion of geothermal heat from the earth crust in the form of hot water. These hot springs discharge hot water which is heated by the magma of the earth's interior.
Biologists are scientists who study the living organisms that can found near the hot springs. They study the impact of the hot spring on the living organisms.
Chemists can study the pH of water in the hot springs. This will allow to study the fact that if the water exhibit appropriate pH so that it can be utilized by the human society and also studies the impact of water on the surrounding area.
Geologists are the scientists which can study the rocks around and under the crater from where the hot water liberated.
Hydrologists are the scientists who studies the source of water in the hot spring. The water in the hot spring is typically ground water.
