Read the picture below and answer questions 16-17. Small question 1: Among the above weather systems, which one may develop into a typhoon A. A B. B C. C D. Man

Subquestion 1:C

Subquestion 2:D

This question examines common weather systems and their effects.

Quiz 1: Based on the diagram, A is a cold front diagram; B is a warm front diagram; C is a cyclone diagram; D is an anticyclone diagram. A typhoon is a strongly developing tropical cyclone, that is, Figure C.

Small question 2: Based on the analysis of the previous question, A is a cold front. The temperature drops and the air pressure increases when the cold front passes. A is wrong. A front can only combine with a cyclone to form a frontal cyclone. B is wrong. The cool air in autumn is affected by the cold weather. It is formed under the control of anticyclone, C is wrong; Fudong is formed under the control of anticyclone, D is correct.