This description relates to Mr. Stonecrop’s role in the main conflict of the story because Mr. Stonecrop, like a mountain, is intimidating and strongly holds his position against the people of Malaga Island.
Explanation:
Mr. Stonecrop is the Richest man of the town, wants to turn Malaga Island into a tourist spot. He is described a strong and extremely intimidating person that's the reason why the comparison with a mountain is more than perfect since it is immobile, it is impossible to destroy, and more importantly has an impressive visual presence and size.
