Concept:Elephanta Island is a small island situated near a major Indian coastal city.
Explanation:Elephanta Island lies in the Mumbai Harbour, off the coast of Mumbai, Maharashtra.
It is most famous for the Elephanta Caves, a UNESCO World Heritage site.
These caves contain rock-cut sculptures from the 5th–6th centuries AD, blending Hindu and Buddhist themes.
The main cave is dedicated to Lord Shiva.
The Archaeological Survey of India manages and maintains the site.
Thus, the island is part of the Mumbai coastline.
Answer:B. Mumbai Coast