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.
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Question: Category: INVENTIONS 
Clue: The delivery system for Ban deodorant, introduced in 1955, was based on this invention, patented in 1938

Answer: ball point pen


Question: Category: BROADCASTING FIRSTS 
Clue: In 2005, at New Mexico State, Cuyler Frank made history by being the first to call a football game in this language

Answer: navajo


Question: Category: RUSSIAN COMPOSERS 
Clue: His first name means "moderate"; sadly, immoderate drinking helped kill him in 1881 at age 42, but not on Bald Mountain

Answer:
modest mussorgsky