If a Muscle Attaches from a Rib to a Point

If a muscle attaches from a rib to a point that is inferior to that rib attachment,what action will this muscle most likely have?

A) extension of a vertebra at the spinal joints
B) elevation of the rib at the sternocostal and costospinal joints
C) increase in volume of the thoracic cavity
D) depression of the rib at the sternocostal and costospinal joints