[Solved] The exterior elevation should show everything that can be seen on the finished outside wall. Sex Trade: The industry that includes the exchange of sexual services, such as prostitution, pornography, and erotic entertainment, for money or goods. Monogamous: Describing a relationship or mating system in which an individual has only one partner during their lifetime or at any one time. Prostitution: The practice of engaging in sexual activity in exchange for payment or some other benefit. Soviet Union: A former federal socialist state in Eastern Europe and Northern Asia, existing from 1922 to 1991, known for its Communist ideology.