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.

[EX Q]: Category: HORSE RACING 
Clue: In 1711 Queen Anne saw the potential for this racecourse; its royal enclosure still has a formal dress code
[EX A]: ascot

[EX Q]: Category: A TIME TO BE BORN 
Clue: The umbilical cord connects the baby to this organ, which is attached to the mom's uterus
[EX A]: the placenta

[EX Q]: Category: PUT OUT THE CHINA 
Clue: The Chinese didn't invent the block & tackle types of this, but the block & moveable
[EX A]:
printing