Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

[Q]: New York housewife Jean Nidetch (1923-2015) founded which global organization, sold to Heinz in 1978 for $71m?
[A]: weight watchers


[Q]: What is the name ofthe seventh and final 'Harry Potter' book due out in July 2007?
[A]: harry potter and the deathly hallows


[Q]: What was the first, and only complete, novel, published in 1788, written by 18th-century British writer, philosopher, and advocate of women's rights Mary Wollstonecraft?
[A]:
mary: a fiction