Answer: b. habituation
Explanation:
Habituation is a psychological learning process that is described as a decrement in the response to a specific stimulus after being regularly exposed to it. It´s associated with the nervous system and may happen unconsciously. In this example, Max filtering out the fan's noise that was previously so distracting is an effect of habituation.
Donald trump is the president as of now
The Indian class system began to change in 1500 BC - 500 BC
<span>Assuming that this is referring to the same list of options that was posted before with this question, the correct response is "liberty" although that's not the best equivalent. </span>