The tea bush grows best in east asia’s zones.
a) arid and semi-arid.
b) arid and tropical .
c) tropical and subtropical.
d) humid continental and subtropical.

C) tropical and subtropical

Explanation:

The tea bush, more commonly referred to as tea tree, is native to the tropical and subtropical parts of Asia. Naturally, this plant is native from Northern Myanmar and in a eastern direction to South China.

This plant requires warm weather all year long, as well as high humidity and high amounts of water. The tropical and subtropical parts of northern Southeast Asia and southern East Asia have perfect conditions for this plant to thrive.

The tea bush has been used by the people of this areas for thousands of years. As the name suggests, its leaves have been used for making tea, which has been considered as very healthy and very helpful when it comes to certain illnesses.

When the trade between Europe and Asia developed, as well as in the colonial period, the tea bush has gained wider popularity, and it has been spread out and popularized across numerous regions in the world.

d is the logical answer but im not a 100% sure