The graph below shows two polynomial functions, f(x) and g(x):

which of the following statements is true about the graph above?

a. g(x) is an even degree polynomial with a positive leading coefficient.
b. f(x) is an even degree polynomial with a positive leading coefficient.
c. g(x) is an odd degree polynomial with a negative leading coefficient.
d. f(x) is an odd degree polynomial with a negative leading coefficient.