An important method used to gain an understanding of a past society involves the study of the present-day use and significance of artifacts, buildings, and structures, and the way these things become incorporated into the archaeological record when they are abandoned. such an approach is known as:

Ethnoarchaeology

Explanation: Ethnoarchaeology is the scientific study of people's culture,customs ,ethic etc due to the archaeological cause. The study contains the description of the people's materials, data, remains etc which helps in building and revealing the life working and ways of people of earlier times.

According to the question, approach of ethnoarchaeology is being used for researching by gaining information through current traditions and materials such as artifacts ,structures and shape, things etc to figure out the past society working and tradition.

answer; (i-o) psychologist

abolish

do away with

unanimous

in complete agreement

secede

separate; break free

inauguration

starting a new position with a formal ceremony.

cooperationist

people who wanted the north to cooperate with the south

surrender

to give up

volunteer

perform a service for free

draft

involuntary service in military

retreat

withdraw; move away from enemy

advisor

expert who gives advice

explanation: