A.Japan is more open than in the past and involved in regulated trade.
Explanation:
The japan is a centralized and market-oriented economy and is the second-largest in the world and is highly efficient and competitive in the areas of the international trade and is less towards the result distribution and the services sectors.
We should care about the earth every day, not just on a singular day. though it is a great thing to celebrate! the earth has given us so much and we should be more thankful and take better care of everything.