【单选题】

·You will hear a talk presented by a reporter. This talk is about deceptive packing.·For each question 23—30 mark one letterA,

B、orC、for the correct answer.·After you have listened once, replay the recording. According to this report, various types of packaging come into existence to ______.
A、meet the needs of consumers
B、suit all kinds of products
C、enhance the market position of products