How do chemical weathering affect land formation?

Chemical weathering can cause rivers to change course.
Chemical weathering can form caves.
Chemical weathering can change rock types.
Chemical weathering can affect the weather of an area.

What type of figurative language is used in this sentence from james joyce's "the dead"? his soul swooned slowly as he heard the snow falling faintly through the universe and faintly falling. a. metaphor b. alliteration c. hyperbole d. euphemism