What is the solution set of the rational inequality x−1x+3<2\frac{x - 1}{x + 3} < 2x+3x−1<2?
(−∞,−7)∪(−3,∞)(-\infty, -7) \cup (-3, \infty)(−∞,−7)∪(−3,∞)
(−7,−3)(-7, -3)(−7,−3)
(−3,∞)(-3, \infty)(−3,∞)
(−∞,−3)(-\infty, -3)(−∞,−3)