The 2nd Youth Olympic Games will be held in Nanjing on August 20th14th16th-28th. The picture shows "Schematic Diagram of Different Weather Systems", and questions 5-6 are completed accordingly.

A, the cold air mass actively moves closer to the warm air mass to form a cold front, so it does not connect with the meaning of the question;

B, the warm air mass actively moves closer to the cold air mass, forming a warm front, so it does not connect with the meaning of the question;

C, rotating clockwise from the center to all directions is an anticyclone in the northern hemisphere, so it is correct;

D, rotating clockwise from four sides to the center, it is a southern hemisphere cyclone, so it does not converge.

So choose: C.