Answer:
B)Introduction of invasive species, increased deforestation
Step-by-step explanation:
Ecological tolerance refers to the ability of an organism, or animal to be able to adapt and survive changing environmental conditions.
The combination of factors that would result in an island community with the lowest ecological tolerance would be option B Introduction of invasive species, increased deforestation because with the introduction of invasive species, there would be more competition for natural resources such as food, water, sunlight; and with increased deforestation, there is greater chances of soil erosion.