[单选题]
1. Which of the following2k,w uz gwsl*: can exhibit biodiversity jb 4-)ynjtzqxep4;slrm 53 f+?
I. The genome of a species.
II. The morphology of a species.
III. An ecosystem.
IV. A population.
A. All of the above
B. I, II and III only
C. II, III and IV only
D. I and IV only