How would aileen's mother's character be defined?

Which two phrases in this information about medicare prescription drug coverage are noun phrases

In at least two hundred words, discuss why "désirée's baby" is or is not relevant today.

What is implied in this sentence from mark twain's "the £1,000,000 bank-note"? i was puzzled, and wanted to discuss the matter a little further, but they didn't; so i took my leave, feeling hurt and insulted to be made the butt of what was apparently some kind of a practical joke, and yet obliged to put up with it, not being in circumstances to resent affronts from rich and strong folk.