Suppose the MPL function is upward sloping (positive slope). The corresponding Production function and MC functions are:

Select one:

a.Production: Upward sloping increasing at an increasing rate; MC is downward sloping

b.

Production: Upward sloping, increasing at a decreasing rate; MC is also upward sloping

c.Production: Upward sloping, increasing at a decreasing rate; MC is downward sloping

d.Production: Upward sloping increasing at an increasing rate; MC is upward sloping