Subquestion 1:C

Subquestion 2:B

Subquestion 3:C

Test Analysis:

Subquestion 1:City 1 in the diagram is dominated by the electronics industry , city 2 is dominated by steel and textile industry, city 3 is dominated by automobile industry and city 4 is dominated by aircraft manufacturing and electronics industry. The four cities dominated by the automobile industry are Detroit, the world's automobile city, Munich is a high-tech city in Germany, dominated by the electronics industry, Kolkata is India's traditional industrial area, dominated by the steel industry and linen industry, Xi'an has a high proportion of aircraft manufacturing. So choose option C for this question.

Subtitle 2:Factors affecting the location of industrial areas are: land, raw materials, power, water, transportation, labor, markets and government policies. Kolkata is dominated by the jute textile industry and jute is abundantly produced in the vicinity. The dominant factor for industrial development is the proximity to the source of raw materials. So choose option B for this question.

Subtitle 3:Munich is located in the south of Germany, the region's agricultural geography type for horticulture; Calcutta is located near the Ganges Delta, the climate is hot and rainy, dominated by rice cultivation; Detroit is located in the vicinity of the Great Lakes, the climate is cold and humid, suitable for pasture growth, dense cities, the demand for dairy products is greater, is the United States of America's important dairy belt; Xi'an is located in the north of the Qinling-Huaihe River line Xi'an is located north of the Qinling-Huai River line and is mainly a dryland agriculture area. The first is to choose the best option for the question, which is C.