Which values of a and b in the exponential function y = a times b Superscript x would result in the following graph? On a coordinate plane, a curve approaches the x-axis in quadrant 2, and then curves up through (0, 1) and (2, 3).
a.
a = 1, b = 2
c.
a = 2, b = 1
b.
a = -1, b = 2
d.
a = -2, b = 1