Why can it be cold in global warming?

Individuals do not compete directly for resources, but are prey for the same predator

Which of the following is a testable hypotheses?

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere