A student has written an incorrect definition of “Parasite”. Which option should replace it?
- AA disease-causing organism or agent.
- BA living carrier, commonly an arthropod, that transmits a pathogen from an infected source to a susceptible host.
- CAn organism that harbours a parasite or pathogen and provides it with a suitable environment for survival or multiplication.
- DAn organism that lives in or on a host and obtains nourishment from it; many parasites harm the host and act as pathogens.
✓ Correct answer: D
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