You forgot E
E: a new reserve currency emerges base on hard assets and renders the U.S. fiat currency worthless. We enter into abject poverty worse than the great depression and become the laughing stock of the world. (that last part is already happening thanks to the turnip)
This gets my vote.
7 minutes of one of his last public speeches by Dr. and Rep. Larry McDonald. With small changes in some place names, his words — and his warning — from 1983 have importance for Americans in the 21st century — ESPECIALLY NOW!
https://youtu.be/UQGRf2wo2_w