Which of the following terms is used for an organism which transmits a disease to a healthy person?

Options :
  1. pathogen
  2. carrier
  3. vector
  4. agent
Answer and Explanation :-

Answer: Option 3

Explanation:

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I am suddenly comsumed by nostalgia for the little girl who was me, who loved the fields and believed in God, who spent winter days home sick from school reading Nancy Drew and sucking menthol cough drops, who could keep a secret.
-Audrey Niffenegger The Time Traveler's Wife