A condition caused by inhaling dust particles which causes lung damage. 

• A. Pneumonia.
• B. Pneumoconiosis. 
• C. Asphyxia.
• D. Anthracosis.

Answer: (B)

Verified step by step guidance

1. Step 1: Understand the definition of the condition described. The problem states it is caused by inhaling dust particles and results in lung damage.
2. Step 2: Review the medical terms provided as options: Pneumonia, Pneumoconiosis, Asphyxia, and Anthracosis.
3. Step 3: Recall that Pneumonia is an infection of the lungs, not specifically caused by dust inhalation.
4. Step 4: Recognize that Asphyxia refers to a condition caused by lack of oxygen, unrelated to dust particles.
5. Step 5: Identify that Pneumoconiosis is a group of lung diseases caused by inhaling certain dusts, leading to lung damage, making it the correct term for the condition described.