- A Mutualism
- B Commensalism
- C Predation
- D Parasitism
Correct answer: B. Commensalism
Explanation: Commensalism is an interaction in which one species benefits while the other species is neither harmed nor helped.
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.