Which conclusion about f(x) and g(x) can be drawn from the table?

The functions f(x) and g(x) are reflections over the x-axis.
The functions f(x) and g(x) are reflections over the y-axis.
The function f(x) is a decreasing function, and g(x) is an increasing function.
The function f(x) has a greater initial value than g(x).