As of 2023, the World Trade Organization (WTO) has 166 member countries.
Step 1: WTO Membership.
The World Trade Organization is an intergovernmental organization that regulates international trade and has 166 member states.
Step 2: Analysis of options.
- (A) 149: This number is incorrect; WTO has 166 members.
- (B) 164: This is also an incorrect option.
- (C) 166: The correct number of member countries in WTO is 166.
- (D) None of these: This option is incorrect as (C) is correct.
Step 3: Conclusion.
The correct answer is (C) 166 as the WTO has 166 member countries.