What Two Gases Were Most Abundant on Early Earth

question 6

Multiple Choice

What two gases were most abundant on early Earth?

• A) CO₂ and N₂
• B) CO₂and H₂
• C) CH₄ and H₂
• D) CH₄ and CO₂

---

Definitions:

Mix of Potential Immigrants

The diverse characteristics (such as skills, education, and country of origin) of immigrants considered for entry into a country.

Optimal Quantity

The quantity of a good or service that maximizes a company's profits or an individual's utility, depending on the context.

Standard of Living

This is a measure of the economic prosperity and quality of life in a country or region, often assessed by income levels, access to goods and services, and other socioeconomic factors.

Fiscal Burdens

The financial obligations, such as taxes and debt payments, that a government must bear.