What Is the Primary Cause of Harmful Tailpipe Emissions

question 3

Multiple Choice

What is the primary cause of harmful tailpipe emissions?

• A) Low quality fuel.
• B) Low ignition temperatures.
• C) Nitrogen enriched fuel.
• D) Imperfect combustion.

---

Definitions:

Soldier

A member of an army, especially one who serves in the ranks and is trained to fight in combat situations.

Pain

An unpleasant sensory and emotional experience typically caused by or resembling that caused by actual or potential tissue damage.

Wounded

Suffering injury or harm, either physically or emotionally.

Parasympathetic Nervous System

A division of the autonomic nervous system responsible for rest and digestion, often referred to as the "rest and digest" system.