Read the schematic diagram of weather system

A. According to the drawing method of the four pictures, ① it is a cold front, and the typhoon is a low-pressure cyclone, which does not meet the meaning of the question;

You According to the drawing method of four pictures, it is correct to analyze that ② is a low-pressure system, typhoon is a cyclone and low pressure;

C.③ It is a warm front, and the typhoon is a low-pressure cyclone, which does not meet the meaning of the question;

D.④ is a high-voltage system. Typhoon is a low-pressure cyclone, which does not meet the meaning of the question.

Therefore, you.