Question

noredink quiz grammar question 20 of 20 correct! heres another problem to fix: click to fix any capitalization errors below. click \submit answer\ if there are none. before midnight on cinco de mayo, reverse - flash has to turn in his essay. submit answer show hint report a problem

Explanation:

"Cinco de Mayo" is a proper noun referring to a specific holiday, so all the key words in the holiday name need to be capitalized. "Reverse-Flash" is already correctly capitalized as a proper noun (a character name), and the rest of the sentence follows standard capitalization rules.

Answer:

Before midnight on Cinco de Mayo, Reverse-Flash has to turn in his essay.