题目

Here are four best sellers on health this month in 2016. 2 Day diabetes Diet Author: Erin Palinski Wade Description: The plan is designed to be flexible-you can do your Power Bum days whenever it works for you, and you can personalize almost any meal to suit your tastes and will work for both people with type 2 and those at risk. Our Price: List Price: $24.96         Sale Price:$19.96            Availability: In stock Reverse Diabetes Author: The Reader’s Digest Association Description: A Simple Step-by-Step Plan to Take Control of Your Health; Top 20 FOODS for Diab— _____ those your books? — Yes, they are. [     ]A. Is B. Are C. are