Which of the following areas of economics studies issues such as ways to reduce teenage smoking?

• A. International economics
• B. Development economics
• C. Macroeconomics
• D. Microeconomics

Answer: (D)

Verified step by step guidance

1. Step 1: Understand the scope of each area of economics mentioned. International economics studies trade and financial relations between countries.
2. Step 2: Recognize that Development economics focuses on improving economic conditions in low-income countries, such as poverty reduction and economic growth.
3. Step 3: Know that Macroeconomics deals with aggregate economic variables like inflation, unemployment, and national income.
4. Step 4: Identify that Microeconomics studies individual and firm behavior, including decision-making related to consumption, production, and health choices.
5. Step 5: Since reducing teenage smoking involves individual behavior and choices, it falls under Microeconomics, which analyzes such personal and market-level decisions.