What was the significance of upright posture in human origins?

Walking upright became a turning point in human development. It testified to the further development of primitive man into modern man. In addition, a person needs two limbs to move, and not all four. Two liberated ones can do something else. This stimulated the development of labor activity.
Broadened the horizons of our ancestors, stimulated the development of speech (communicative function).



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.