Social & Preventive Medicine Village affected by epidemic of cholera, what is 1st step which should be taken to prevent deaths? A Treat everyone B 1st chemoprophylaxis C Cholera vaccination D Safe H2O supply and sanitation 💡 Explanation Village affected by epidemic of cholera, what is 1st step which should be taken to prevent deaths? ✓ Correct Answer: D. Safe H2O supply and sanitation