AIn alpine meadows
BIn marshland
CIn coral reefs or the ocean floor
DBy the sea
Correct Option: 3
Explanation:
In coral reefs or the ocean floor
Eunice aphroditois (known as the Bobbit(t) worm) is a venomous and carnivorous worm which lives and hunts in sand, gravel, mud or coral in the ocean. It usually grows to about 1 m (3 ft 3 in) although it can reach 3 m (10 ft).