The meaning behind that simile is that ‘they’ are getting tons of gold like they were corn grains which if you’ve seen them, there’s a lot in just one corn. So basically those people were getting a lot of gold.
Answer:
How does the author let us know the Fairy Tree is so special? The author let us know how special the Fairy Tree is by describing it: its ivory trunk, its leaves of silver fringed with pearls and its fruits of gems.
I think it’s C but im not too confident