Read the following passage...

Câu hỏi: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the   correct answer to each of the questions.

A. To introduce the idea that dietary fat increases the blood cholesterol level. 

B. To inform people about the relationship between eggs and cholesterol. 

C. To persuade people that eggs are unhealthy and should not be eaten 

D. To convince people to eat 'designer' eggs and egg substitutes.