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: EDUCATION 
Clue: In 1836 he became president of Cincinnati College & published his 1st "Eclectic Reader"
william mcguffey

Category: BIOLOGY 
Clue: Like mushrooms, molds belong to this group of organisms that lack chlorophyll
fungi

Category: MUSICAL COMPOSITIONS 
Clue: Charles Ives' "Concord" is this type of work for piano

a sonata