Answer:
As he is speaking, he has a section of the book readily prepared as a reference.
Answer:
As per Gerstel and Sarkisian, the social class is more significant than ethnicity to understand the dissimilarities between family ties as well as the behavior of ethnic groups. <em>To substantiate their claim, they have compared the distinct ethnic groups and developed a database that helped in examining the distinctions in the practical, financial, and emotional relationships of each group and this also supported their claim</em>. It contains critical distinction to the authors because their assumptions lack a universal approach and apply to certain conditions.
I think you could pick both B and D in this situation. You didn't include the passage so I have nothing to go on here except my little knowledge of the story from when I read it.
