Answer:
c. 14
Explanation:
Rib cage is arrangement of the ribs which are attached to vertebral column as well as sternum in thorax of the most vertebrates which encloses and also protects heart and lungs.
The rib cage in humans also called as thoracic cage. Thoracic cage forms thorax portion of body. It consists of 12 pairs of ribs with costal cartilages and sternum.
Ribs 1–7 are true ribs or also known as vertebrosternal ribs. Costal cartilage from each of the ribs attaches directly to sternum. (7 pairs = 14 total true ribs).
