A student proposed a model of the classification of living things where all organism that contain a cell wall were placed in one group while those organism that did not have the cell membrane surrounded by a cell wall were placed into a separate group . Which statements correctly judges the proposed model by the student correctly.

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