Answer:
hm?
Can you elaborate please?
B. life-centered environmental ethics
Answer:
they were racist
Explanation:
but the real answer would be: i guess since they'd be free?
Answer: Absolute threshold
Explanation: The absolute threshold is the minimum amount of energy, or quantity of a stimulus, required for it to be reliably detected at least 50% of the time it is presented. In this example, thedoctor is trying to find the quietest sound Ann can reliably detect (i.e., the absolute threshold). In contrast, to determine a difference threshold, the doctor would need to ask Ann if she perceived two sounds as being the same or different volumes.
I believe the answer is: b. allow efficient gathering of unobservant phenomena
Survey is conducted by letting the subject to fill up a set of questionaires by their own without the supervision of the researchers. Because of this, gathering needed information became extremely efficient since it can be conducted with very little labor resource and could take up large number of population.