human
Question: A pod of dolphins is swimming while searching for food. The youngest dolphin swims away from the pod and is lost. The rest of the pod searches for the young dolphin by clicking into the water. The young dolphin is found because of

Choices:
A) echoes from noise
B) vibrations from drums
C) sound of water
D) movement in air
gpt
The correct answer is 0: echoes from noise.