Here's a problem to solve: In many tropical areas, mosquitoes may carry a parasite that can cause an infectious disease among humans. What best describes this type of relationship between mosquitoes and humans?

Among the 4 following options, which is the correct answer?

- A: predator-prey
 
- B: competition for resources
 
- C: biotic factors interacting with each other
 
- D: energy transfer between producer and consumer
 