Well, another name for businesses in the trade-only industry can't be contractors or retailers because contractors are people who enter into a contract or has a contract to perform certain tasks and retail is the sale of products or goods in small quantities to people for their own use. I think another name for businesses in the trade-only industry is suppliers. Hope this helped!
It would be C - the use of the size to establish the importance of the main subject
They are characterized by their brilliance and gloss, typically
Improv is when you do something that is not planned or written in the music. For instance a singer can provide improv by doing a run or adding in an extra note or something of that nature. improv is mostly a drama term that is used for an unscripted scene between two or more actors, typically they are given a topic and thrown into a scene with no prep time.