Most Likely, Oxygen Was First Released into the Atmosphere by

question 39

Multiple Choice

Most likely, oxygen was first released into the atmosphere by

• A) the decomposition of dead organisms
• B) plants
• C) cyanobacteria
• D) oxidation reactions

---

Definitions:

Warrants

Securities that grant the holder the right to purchase the issuer's stock at a specified price within a certain time frame.

Exercise Price

The rate at which an option's owner is entitled to purchase or sell the base asset.

Coupon Interest Rate

The annual interest rate paid on a bond, expressed as a percentage of the face value, paid from issuer to bondholder.

Straight Bonds

Debt securities issued by corporations or governments that pay periodic interest payments and return the principal amount at maturity without any special features such as convertibility or callability.