The correct answer is: Black pepper.
Black pepper is a spice made from the dried unripe berries of the vine Piper nigrum. It is native to India, Indonesia, Malaysia, and Sri Lanka. Black pepper is the most widely used spice in the world, and is the second most traded spice after salt. It is used in a variety of cuisines, and is also used in traditional medicine.
Ginger is a spice made from the rhizome of the plant Zingiber officinale. It is native to India, China, and Southeast Asia. Ginger is used in a variety of cuisines, and is also used in traditional medicine.
Turmeric is a spice made from the rhizome of the plant Curcuma longa. It is native to India, Indonesia, and Malaysia. Turmeric is used in a variety of cuisines, and is also used in traditional medicine.
Cardamom is a spice made from the dried fruit of the plant Elettaria cardamomum. It is native to India, Sri Lanka, and the Malabar Coast of Kerala. Cardamom is used in a variety of cuisines, and is also used in traditional medicine.
The Garo Hills are a mountain range in the state of Meghalaya, India. The Garo Hills are home to the Garo people, who are the largest ethnic group in Meghalaya. The Garo Hills are a major producer of black pepper, which is the main cash crop of the region.