I would say different
Like you like different genders
The correct answer is C. Here's why:
Choice A is illogical. A single experiment does not confirm a theory as true. Multiple successful trials are needed for one to even consider a hypothesis to be accepted as a theory.
Choice B is wrong. If a scientist finds a new way to test a hypothesis, experimental methods do change. Note that when there are additional ways to test a hypothesis, a scientist should test it with additional methods.
Choice D is incorrect. If someone finds a way to test a new hypothesis, it would not be made into law since there is more information regarding the theory. This means that it would remain a theory until one can prove that it can't be tested using different methods.
The correct answer is B.
When your body and mind are fatigued you are out into a field of fuzziness. When dealing with extreme fatigue, there is the obvious problem of falling asleep in the road, which could result in terrible and most likely fatal accidents. But there are also other problems mentally and visually that can occur that would impair your driving ability when facing extreme fatigue.
I hope this helps! :)
The independent variable is the detergent and the dependent variable is the cleanness of the cloths because it depends on how much detergent you use.
The answer would be the hippocampus it is responsible for the formation of the nerves to make long-term memories.