I believe the answer is D mainly based off the wording. The question says "Devices" And the only answer with devices involved would be D, Personal protective equipment.
Answer:
we should behave good to de a tick relationship
Type II error is called false negative, that mean that you say the null hypothesis is right when it is not. In this case, the null hypothesis is "the drug is not safe". Then the error should be <span>to conclude the drug is safe when in, fact, it is unsafe</span>.
So you know which type of fitness program would be best for you