A poll to end all polls, Part Two

This poll is making the rounds, and causing pundits to express exasperation with the American people:



I will take this opportunity to remind everyone of something I said about a year ago:

The next time you find yourself shocked by the ignorance/stupidity/racism/perfidy of the American people, as revealed by the results of an opinion poll, remember this one, which purports to show that most Americans are unsure whether Donald Trump is a natural-born American citizen.