How can an interest in linear perspective as well as in ancient Greek and Roman art and culture be seen in Pietro Perugino’s Christ Giving the Keys to St. Peter in the Sistine Chapel?
To assist you in your response, indicate what Marilyn Stokstad, the author of textbook, has to say on the matter, in addition, also indicate how Shannon Pritchard addresses the same material in her brief article on the subject from Smarthistory (Khan Academy).