(20 13? Yantai) show the temperature curve and precipitation histogram of the four places, and answer questions 4-5 according to the diagram. 4. The climate of the four places is characterized by "high temperature and rainy summer". Winter " The Mediterranean climate is mainly distributed on the west coast of the mainland at 30 ~ 40 north latitude, and the Mediterranean region is the most typical, so it is called the Mediterranean climate. Compared with the subtropical monsoon climate, the Mediterranean climate has less precipitation all year round, and less precipitation in hot seasons. (Figure A) It is hot and dry in summer and mild and rainy in winter, which is the most remarkable feature of the Mediterranean climate. Agricultural production must rely on irrigation in summer, indicating that the region is dry and rainy in summer, which is in line with the climate characteristics of A land.

So choose: a.