KBC Question: Which Of These Diseases Has No Effective Vaccine?
Option A. Mumps
Option B. Tetanus
Option C. Common Cold
Option D. Smallpox
Answer: The correct answer is a Common Cold
KBC Question: Which Of These Diseases Has No Effective Vaccine?
Option A. Mumps
Option B. Tetanus
Option C. Common Cold
Option D. Smallpox
Answer: The correct answer is a Common Cold