- A Commensalism
- B Mutualism
- C Parasitism
- D Amensalism
Correct answer: C. Parasitism
Explanation: Parasitism is an interaction where a parasite derives nutrition from its host, generally causing the host harm.
Concept context
How organisms interact with abiotic factors and respond to stress, plus population attributes, growth models, and interspecific interactions such as predation, competition, and mutualism.