What is the difference between a hypothesis and a theory?
A.
A hypothesis has been tested, but a theory cannot be tested.
B.
A hypothesis is a possible explanation of a single event based on observation, while a theory is a unifying explanation based on many experiments and observations.
C.
A hypothesis is a description of events, but a theory explains why the events took place.
D.
A theory is a possible explanation of a natural event that has not been tested. A hypothesis is a question that cannot be answered through scientific methods.