Social & Preventive Medicine The area is declared free of epidemic A No new case reported for twice the incubation period of disease since the last case B No new case reported for the incubation period of disease since the last case C Till last secondary case recovers D No new case reported for six months since the last case 💡 Explanation The area is declared free of epidemic ✓ Correct Answer: A. No new case reported for twice the incubation period of disease since the last case