On an island habitat, there lives a species of bird, called Species A. The carrying capacity of the island allows 1000 of Species A. After their habitat was destroyed, a second species of birds, Species B, arrives on the island. Their original habitat had a carrying capacity of 500 Species B birds. After a few years, the population of Species A has dropped to 700, and the population of Species B has become 300. What can you determine from this data? A. They occupy the same niche and are competing fully for all resources. B. They occupy completely different niches and are not competing. C. They occupy separate niches but are still competing for some resources. D. You cannot determine anything from this data.