The correct answer is option 4, which states that Malaysia is correctly matched with natural rubber. This means that Malaysia is a major producer and exporter of natural rubber. Natural rubber is obtained from the sap of rubber trees and is an important raw material in the production of various rubber products.

Option 1, which states that North China is matched with rice, is incorrect. Rice is mainly cultivated in regions with a humid and warm climate, such as Southeast Asia, rather than in North China.

Option 2, which states that South China is matched with wheat, is also incorrect. Wheat is primarily grown in the northern regions of China, such as the North China Plain.

Option 3, which states that the Candy Basin is matched with coffee, is incorrect as well. The Candy Basin is not a recognized geographical region associated with coffee production.