Read the following premise and answer if the hypothesis is true.
Duel is a 1971 television (and later full-length theatrical) thriller film written by Richard Matheson, which is based on his own short story. The film is the full-length film directing debut of American director, producer, and screenwriter Steven Spielberg.
Hypothesis: The script for Duel was written by Spielberg.. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say.