Which of the following represents the graph of f(x) = 2x − 5?
a) graph of exponential rising up to the right, through the point 0, negative 4
b) graph of exponential rising up to the right, through the point 0, 6
c) graph of exponential rising up to the right, through the point 0, 3
d) graph of exponential rising up to the right, through the point 0, negative 1