What Can We Say About APC + APS and MPC

question 337

Multiple Choice

What can we say about APC + APS and MPC + MPS?

• A) Each must sum to 1.
• B) MPC + MPS = 100% of total income.
• C) APC + APS = 100% of the change in income.
• D) MPC + MPS always equals 1, but the sum of APC + APS can vary.

---

Definitions:

Ozone

A molecule composed of three oxygen atoms, known for its role in the Earth's stratosphere where it absorbs and protects living organisms from the sun's harmful ultraviolet radiation.

Resonance Structure

Different Lewis Dot Structures that represent the same molecule, indicating delocalized electrons within the molecule.

Nitrite Ion

A polyatomic ion with a chemical formula of NO2-, commonly found in some foods and the environment, and known for its role in biological processes.