Which one of the following statements is not one of the four basic assumptions of the scientific method?
Select one:
a. Every result has a cause, and every event in turn will cause other events
b. Through our powers of observation, manipulation, and reason, we can discover and understand the basic principles and natural laws by which the universe functions
c. What we perceive with our five senses represents an objective reality, not some kind of dream or mirage
d. Energy can neither be created nor destroyed