Final answer:
The reason why communicable diseases kill fewer people today than in the past is due to continuing medical advances, improved living conditions, and better preventive treatment.
Step-by-step explanation:
The correct answer is B. slower population growth. Slow population growth is NOT a reason why communicable diseases, such as pneumonia, kill fewer people today than they did in the past. The three main reasons why communicable diseases kill fewer people today are:
- Continuing medical advances: Science has made significant progress in developing vaccines, antibiotics, and other treatments to combat communicable diseases.
- Improved living conditions: Access to clean water, sanitation, and hygiene education has improved, reducing the spread of diseases.
- Better preventive treatment: Increased awareness and education about preventive measures, such as vaccinations and regular health check-ups, have helped in preventing and controlling the spread of diseases.
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