Correct Option: B. Lumbering Explanation of Why the Answer is Correct:

1. Geographical Context: The North-Western part of many regions, especially in countries with significant forest cover, is often characterized by dense forests. This area is typically rich in timber resources, making lumbering (the process of cutting down trees for wood) a prominent economic activity.
2. Resource Availability: Lumbering thrives in areas where there are abundant forests. The North-Western regions of many countries, such as the Pacific Northwest of the United States or parts of Canada, are known for their vast coniferous forests. These forests provide a sustainable source of timber, which is essential for construction, paper production, and various other industries.
3. Economic Importance: Lumbering not only provides raw materials for various industries but also creates jobs and supports local economies. The timber industry often leads to the development of related sectors, such as transportation (for moving logs), processing (sawmills), and retail (selling wood products).
4. Environmental Considerations: While lumbering is economically significant, it is also subject to regulations aimed at sustainable practices. This means that while it is a prominent activity, it is also managed to ensure that forest resources are not depleted.

Why the Other Options are Wrong or Weaker:

• A. Mining:
• While mining can be an important economic activity in some North-Western regions, it is generally more associated with areas rich in minerals and ores rather than forests. Mining operations can also be more environmentally damaging and less sustainable compared to lumbering, which can be managed through reforestation and sustainable practices.
• C. Mixed Farming:
• Mixed farming involves the cultivation of crops and raising livestock. While it can occur in various regions, it is less likely to be the most prominent activity in heavily forested North-Western areas. The terrain and climate may not be as conducive to extensive farming compared to the availability of timber resources.
• D. Animal Husbandry:
• Animal husbandry focuses on raising livestock for food, fiber, and other products. Similar to mixed farming, it is less likely to be the dominant economic activity in forested regions. The land may not be as suitable for grazing compared to areas with open fields or grasslands.

Summary of Key Points:

• Lumbering is the most prominent economic activity in North-Western regions due to the abundance of forests.
• The timber industry supports local economies and provides essential materials for various sectors.
• Other options like mining, mixed farming, and animal husbandry are less relevant in heavily forested areas.
• Sustainable practices in lumbering help balance economic needs with environmental conservation.

This thorough understanding of the economic activities in the North-Western regions will aid in recognizing the significance of natural resources and their management in geography.