Evolutionary biologists have discovered that the opposable thumb evolved in the human geology to help our species grasp objects by using a pad-to-pad grip and
improve throwing and clubbing prowess, and the fingers and toes, also called as secondary appendages, shortening and straightening in the evolutionary process to strengthen the pad-to-pad grip of the land and to stabilize our upright posture.
A. improve throwing and clubbing prowess, and the fingers and toes, also called as secondary appendages, shortening and straightening
B. improve throwing and clubbing prowess, and that the fingers and toes, also called as secondary appendages, shortening and straightening
C. improving throwing and clubbing prowess and the fingers and toes, also called as secondary appendages, shortened and straightened
D. improve throwing and clubbing prowess and that the fingers and toes, also called as secondary appendages, shortened and straightened
E. to improve throwing and clubbing prowess, and to shorten and straighten the fingers and toes, also called as secondary appendages