Q: Fact 1: Most people can survive only a few days without water. Fact 2: Without an ample supply of water to drink, people become dehydrated. Given the two facts above, how long can people survive while dehydrated?

Possible answers:
[1]. A few days;
[2]. An hour;
[3]. the environment;
[4]. sweating;
[5]. Forever;
[6]. A few weeks;
[7]. dangerous;
[8]. Winter;
A:
[1].