"Do I need to make a choice?" Number 0 looked at the two options. According to the game steps, she should enter the prehistoric world 10,000 years ago, like the players before her.
(Your current military rank is Private First Class, but you haven't experienced the New Stone Age. Following Military Road's gradual progression rules, you must have experienced the Stone Age to enter the later main battlefield. You must choose one and then complete it as soon as possible to avoid falling behind.)
