Why has Sir Arthur Conan Doyle introduced a character like Morris? Comment on his role as a Stand back in the Ancient Order of Freeman. (5)

Morris is the elderly brother who disapproves of the Scowrers' violent tactics and warns that they must be careful in their targets. He seeks out McMurdo as an ally and later provides the information about the Pinkerton spy to McMurdo, thereby unwittingly providing it to the spy himself.