Respuesta :
answer: B,C
Step-by-step explanation:
to be able to reproduce sexually you need enough of the same species to mate with. A says no individuals to reproduce with but for that it would be better if they were asexual. D says they change living environment and that usually changes the amount of same species animals that are around to reproduce with.
B and C. They need more multiple individuals to mate. They also can’t live in a environment that is changing they need to be comfortable