Answer:
1: Hagrid is the Keeper of Keys and Grounds at the Magic school Hogwarts. He is there to tell Harry that he is a very powerful wizard and to recruit him as a student at Hogwarts.
2: Harry had not learned that his parents were killed by the evil sorceror Lord Voldemort and the Dursleys had told Harry that they died in a car crash and Hagrid was upset that they lied to Harry about something so big.
3: 2 things Hagrid brought with him for Harry were a birthday cake and sauseges.
4: It tells you that Ms. Dursely is very prejeduce against people who are different and very selfish as well.
5: Hagrid tells him what really happened to his parents.
6: He describes Voldemort as a wizard who went as bad as one can go.
Step-by-step explanation: