In a total institution, staff members

Staff members are the people in total institution who closely supervised all the daily life of inmates. Total institution is a term which is used for a place in which people are living in such a way that they are cut off from the rest of society or community and they are under the officials (means that are in charge of that place and they have total control on the people living in that place).

the correct answer is b.)

answer; sensory adaptation;