In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.

[EX Q]: Over the last 20 years, the world has changed. It used to be that one could make a career out of working for one company. Today, the average worker stays at his or her job for barely four years.
[EX A]: economy

[EX Q]: NAFTA, supported by the Secretary (Clinton), cost us 800,000 jobs nationwide.
[EX A]: jobs

[EX Q]: Virtually no Republican in Washington accepts climate change science.
[EX A]:
candidates-biography