1. Copy (as a noun) refers to written or typed text, typographic set, or publication.
2. There is no universal title for a job, they often write in one word - copyediting or hyphenated - copy-editing, especially in the UK.
3. Likewise, the term copy editor can be written in one, two words or hyphenated as a complex form.
4. Text editing is done before proofreading. Proofreaders process the document before publishing.
5. A literary editor is an editor in a newspaper or similar publication who deals with aspects of literature or books, especially reviews.
6. As a rule, a proofreader checks how the edition is printed and corrects standard errors with standard characters (these characters are given in textbooks or are adopted as an internal style, or, in a broad sense, are given in the international standard ISO 5776, or according to British or English standard BS-5261 : 2).
7. It is necessary to check the tones and colors, clarity and absence of mechanical damage.
I am afraid I must ask you what were you doing at 10.20 p.m?
Mr.X: I was playing chess with my wife.
Mr.Y: I was listening to a play on the radio.