I believe it was in the 1930's.
The classical and/or upbeat music, The lyrics that stay in everyone's minds, and similar problems or similar conflicts within their lives.
A square had 4 edges in total
Answer : The sentence correctly uses the word sordid is:
_ The girl found all of the sordid tasks of cleaning to be uninteresting and menial.
I would say it is the third one down (visit the restaurants in the same trading area) because that is the only one where you gain the knowledge first hand. When you have middle men (people writing online, people who have visited the restaurant themselves, or members of the BBB) there can be a bias as they may claim the competition is better when it is not for personal gain.