The rate of photosynthesis may decrease. There is a probability of genetic variability. The number of symbiotic relationships increases. It could lead to the potential extinction of those animals.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: How does the buying and selling of a popular species of rainforest animal as pets have a negative effect on the rainforest ecosystem?
Possibilities:
- The rate of photosynthesis may decrease.
- There is a probability of genetic variability.
- The number of symbiotic relationships increases.
- It could lead to the potential extinction of those animals.

It could lead to the potential extinction of those animals.