Q197. Based on the passage, what can be inferred about vaccination?English — NUST Mock 2 — Question 197 of 200A. It weakens the immune system over timeB. It only works for bacterial infectionsC. It helps create immunity without causing actual diseaseD. It replaces the need for a healthy lifestylePractice more English MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →