You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: U.S. CURRENCY 
Clue: Of men pictured on currently printed paper money, he's the one most recently deceased
ulysses s. grant

Category: COLLEGE SPORTS HISTORY 
Clue: To prevent rivals from reading its hand signals, this university is said to have originated the huddle around 1892
gallaudet university

Category: ANNIVERSARIES & FAREWELLS 
Clue: In 2009 it celebrated its 40th anniversary with a farewell tour of the British Isles, where it was built; today, it's in Dubai

the queen elizabeth ii