Which strategy is a way to determine an author’s perspective in a text?

Does anyone read this story in 9th grade "when mr. pirzada came to dine"

In this example, what does the author use to describe laurie

In a group discussion, which statement most clearly uses evidence to support a conclusion? a) the author makes some good points, but i feel that he’s ultimately biased. b) the author proves that he’s biased when he uses terms like “silly” and “stupid”. c) the author obviously hates the way fast food tastes, which is why he’s negative. d) the author first criticizes fast food, and then goes in to criticize junk food.