Heavy Rains and Mudslides Cause a River to Change Course

Heavy rains and mudslides cause a river to change course, isolating two groups of lizards of the same species from one another. Over a long period of time ______________

A) one or both groups will probably emigrate
B) one group will probably become an endemic species
C) both groups will probably become native species
D) the groups will probably diverge genetically, and speciation may occur
E) one or both groups will probably become invasive species