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 consistency, answers should be in all lower cased letters.

[Q]: Category: YOU, ME & DUE PROCESS 
Clue: In 1970 the Supreme Court held for the first time that due process required proof of guilt "beyond" this
[A]: reasonable doubt


[Q]: Category: ANIMALS 
Clue: Types of this aquatic creature include chimney, sheep's wool, and common bath
[A]: the sponge


[Q]: Category: THE MANSION FAMILY 
Clue: Marble House in Newport, Rhode Island was bilt in the late 1800s for William, last name this
[A]:
vanderbilt