Consider the following as regards cumulative disribution function F(x):1. 0 ≤ F(x) ≤ 12. F(- ∞) = 03. F(∞) = 14. F(x1) ≤ F(x2) If x1 < x2, Out of above which are correct?

Consider the following as regards cumulative disribution function F(x)

1.	Consider the following as regards cumulative disribution function F(x):1. 0 ≤ F(x) ≤ 12. F(- ∞) = 03. F(∞) = 14. F(x1) ≤ F(x2) If x1 < x2, Out of above which are correct?
A.	1 and 2 only
B.	1, 2 and 3 only
C.	1, 2, 3 and 4
D.	2 and 4
Answer» D. 2 and 4