Answer:
The correct explanation is given:
Step-by-step explanation:
Losos observed that the same distribution of anole lizard body types on each of the four large Caribbean islands. After intruding tree-dwelling anoles to small, hurricane-scrubbed islands without trees, the shorter leg lizards are evolved just after a few generations.
DNA evidence suggests that various body-type lizards evolved independently on each of the four large Caribbean islands. These observations show that each of the different body type lizards is developed from a common ancestor only.