Average Atmospheric CO₂ Concentrations Have ____ Over the Past 100

question 65

Multiple Choice

Average atmospheric CO₂ concentrations have ____ over the past 100 years.

• A) slightly decreased
• B) remained constant
• C) significantly decreased
• D) increased

---

Definitions:

American Management Association

A professional organization dedicated to promoting and enhancing the management skills of individuals and organizations.

Internet and E-mail Use

Internet and E-mail Use within an organization relates to how employees access and utilize the internet and email systems for work-related communication and tasks.

Cell Phones

Portable electronic devices that allow for voice communication, messaging, and various other applications over cellular networks.

Proprietary Company Information

Valuable data or knowledge owned by a company that is not public knowledge and gives the company a competitive edge.