"All of a sudden..." is a transition that shows suspense. It says something happened, but it didn't happen with any warning and it doesn't tell the reader up front what went on or if it was good or bad.
Euphemism. Sorry if it’s wrong. Understatement is an everyday thing that we would say like “that scratch is small” or something like that.
It is "your life" or just "life" (I think)
Answer:
D
Explanation:
Massive understatement, so much so, it seems funny.