Choose from options: Determine if the sentence is true based on the text below:
Tom got pneumonia because he was hiking at night without a jacket.

Cold Night<br>Tom was out hiking at night. It was summer but the night got cold. Tom didn't realize how cold it got. His sweat started cooling him down too much. Tom got pneumonia because of it.
Available options: 1). Yes. 2). It's impossible to say. 3). No.
2).