单选题 What is the aim of this diet program?

A、 To keep healthy first and to lose weight second.
B、 To lose weight as much as possible.
C、 To lose weight at the cost of the health.
D、 To lose weight first and to keep healthy secon

【正确答案】 A

【答案解析】[解析] 文章开头反复出现：Be Healthy ! Be slim! Be Beautiful!．．．Healthy， Slim，Beautiful you! 而且文中．．．in that it focuses on proper nutritional first and weight loss second充分说明本题应选A。