Answer:
D. Chemical weathering or Water Erosion!
Explanation:
These Limestone caves are formed primarily by rainwater and snowmelt. Rainwater and snowmelt seeping into the ground absorb large amounts of carbon dioxide, which is a product of decaying organic matter. The water and carbon dioxide together form carbonic acid, which makes the form of the limestone cave! Hope this helped!
The answer is C, I took the same test and got that answer correct
I would say that the example of satire among these options is d. Those two old brothers had been having a pretty hot argument a couple of days before, and had ended by agreeing to decide it by a bet, which is the English way of settling everything.
Twain is criticizing and mocking the English for settling everything in such a trivial manner as betting.
The answer is C hope that helps