Longitudinal Studies Are Based on ______

question 28

Multiple Choice

Longitudinal studies are based on ______.

• A)observations made over time
• B)observations made at one point in time
• C)samples of youth
• D)face-to-face interviews

---

Definitions:

Earth Summit

A conference that brings together leaders from around the world to discuss sustainable development and environmental protection.

Greenhouse Gas Emissions

The release of gases into the Earth's atmosphere, which trap heat and contribute to global warming and climate change.

Rio de Janeiro

A major city in Brazil known for its vibrant culture, stunning landscapes, and significant contributions to music, art, and tourism.

Synergistic Interaction

A situation where the combined effect of substances, agents, or conditions is greater than the sum of their individual effects.