The diagram shows it is hotter in summer than in winter in the northern hemisphere

A. As can be seen from the diagram, the weather of the northern hemisphere is hotter in summer than that in winter.

B. According to the diagram, in the northern hemisphere is colder in winter than in summer.

C. The diagram illustrates the trend of the climate in the northern hemisphere is that summer is cooler than winter.

D. As we can see from the diagram, the climate of the northern hemisphere is hotter in summer more than in winter.