Attempts to Use Solar Energy on a Large Scale Could

Multiple Choice

Attempts to use solar energy on a large scale could have profound results. For example, it could change the albedo of the earth. This is the percentage of sunlight that is reflected back into space. Such an occurrence could cause a substantial change in the temperature of the earth, just as any other energy conversion does, making the planet too hot for life. Robert S. Boikess and Edward Edelson, Chemical Principles

A) Argument; conclusion: This is the percentage of sunlight ... back into space.
B) Argument; conclusion: Such an occurrence could cause ... too hot for life.
C) Nonargument.
D) Argument; conclusion: It could change the albedo of the earth.
E) Argument; conclusion: Attempts to use solar energy ... profound results.