Which of these is an example of how an abiotic factor affects a biotic factor?

Question

1 Taming of a wild animal, like Cockatoo, for commercial purposes.
2. A fungus infects the population of frogs causing a population decline
3. An increase in rainfall leads to an increase in frog population.
4. An increase in fruit flies population leads to increase in spider population.

My answer is #2

Answer 1

nope, fungus is a living thing. You are looking for a nonliving thing affecting a living thing.

Answer 2

So what’s the answer

Answer 3

The answer would be c

Answer 4

Its D

Answer 5

its not D. D would be biotic against biotic, its c