Archaeological excavations of prehistoric peoples have found cave art and skulls that indicate what type of treatment was used for mental illness at that time?

Trephination

Explanation:

The cave art and skulls found by archaeologists most likely indicated a treatment known as Trephination. This is the process of surgical procedure used by ancient civilizations where a hole was either drilled or scraped into the skull by using very simple and basic surgical tools, in order to either treat mental illness or release blood buildup caused by an accident.

the old way of life was represented by superstition, an angry god, and absolute submission to authority. the thinkers of the age of reason ushered in a new way of thinking. this new way championed the accomplishments of humankind. individuals did not have to accept despair. science and reason could bring happiness and progress. kings did not rule by divine right. they had an obligation to their subjects. europeans pondered the implications for nearly a century. americans put them into practice first.

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.