The first type of isolation which usually occurs is geographical isolation; but later, even though the populations come back together, they will remain isolated because of A. Behavioral differences

B. Reproductive differences

C. Genetic differences

D. All of the above

E. None of the above

Aremote community desperately needs more electrical energy. it is located in an area with the following characteristics: average wind speed of 15 – 20 km/hr some medium-sized rivers with slow-moving currents few coal deposits some oil exploration being conducted within 400 miles based on the above information, which energy source would be the most economical and safest for the community to pursue? a. fossil fuel b. hydroelectric c. nuclear d. wind