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.

Input: Consider Input: Category: ARTISTS 
Clue: As of Oct. 1999, of the 10 most expensive paintings sold at public auction, these 2 artists had 4 each on the list

Output: pablo picasso & vincent van gogh


Input: Consider Input: Category: THE TITANIC 
Clue: When the RMS Titanic sank in 1912, its cargo included more than 7 million pieces of this, in some 3,400 sacks

Output: mail


Input: Consider Input: Category: 20th CENTURY WOMEN 
Clue: She titled her Ph.D. thesis "An Inquiry into the Question of Cultural Stability in Polynesia"


Output: margaret mead