"Nowadays, too many ordinary behaviors are labelled as sexual harassment"? 51/49 in favor, not 80/20.
"Many white people today don't recognize the real advantages they have"? 52/48 in favor.
"Many people nowadays are too sensitive to how Muslims are treated"? 49/51 against.
"Today's feminists fight for important issues"? 54/46 in favor.
Yes, a clear majority agree with "Political correctness is a problem in our country". But a similarly clear majority, plotted on the same graph, also agree with "Hate speech is problem is our country". And, again, "political correctness" isn't defined and is a fuzzy concept.