Thearly Atmosphere

question 37

Multiple Choice

Thearly atmosphere

• A)was essentially the same as occurs now.
• B)was changed drastically by the liberation of oxygen following the evolution of photosynthesis.
• C)was characterized by high concentrations of oxygen and ozone.
• D)was characterized by high concentrations of inert gases before the evolution of living organisms.
• E)was so dense that life could not evolve.

---

Definitions:

Standard Deduction

A fixed dollar amount that reduces the income on which you are taxed, varying by filing status and adjusted annually for inflation.

Dependent

A person who relies on another, especially a family member, for financial support and qualifies for potential tax benefits.

Part-Time Job

Employment with fewer hours per week than a full-time job, often offering limited benefits and lower wages.

Interest Income

Income earned from deposit accounts, investments, or loans, often subject to taxation at ordinary income tax rates.