Answer:
A) The tour guide redeems himself to Colin and the reader!
By making them talk like people.
Answer:
I personally would like people to make positive changes by not making fun of people because of their likings or the way they appear. Yes, in some circumstances your opinion does matter but not when it is used to make fun of others. I would want my audience to feel regret if they ever did something that would be a cause of someone's depression.
In Granny and the Golden Bridge, Alegris uses characterization to express one of the themes by painting the grandmother as crazy and energetic.