Which One of the Following Statements Is True Regarding the Primary

Which one of the following statements is true regarding the primary motor context

A) It is organized so that the larger the size of a portion of the body, the larger is the amount of tissue in motor cortex devoted to that region
B) The final exit point for neurons responsible for fine motor control of the body's muscles
C) It is organized so that the regions that control motor movements for the top of the body (i.e., the head) are located dorsally and regions at the bottom of the body (i.e., the foot) are located ventrally
D) Damage to this region causes difficulty in gait and balance.