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.
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Question: Category: LITERATURE & FILM 
Clue: Nicole Kidman, Helena Bonham Carter & Cybill Shepherd have all starred in films based on this man's works

Answer: henry james


Question: Category: PRESIDENTIAL FIRSTS 
Clue: The first president to cross the Atlantic Ocean while in office, he did so to meet with other world leaders

Answer: wilson


Question: Category: ON EXHIBIT 
Clue: The Chinese government, which controls all of these in the U.S., won't let a new one be named until it's 100 days old

Answer:
giant pandas