Q1 why did the dog feel the need for a master ?

ANS The dog found the need for a master because he was sick and tired of wandering about by himself looking for food and and being frights of those who were stronger than he

The dog was tired of searching for someone who was stronger than him. He was also tired of looking for food. He did not like wandering about himself in the woods. Therefore, he needed someone to look upto whom he could call his master.