If the clause is essential to the meaning of the sentence, it takes that without commas: the entrance that we came through. If the clause can be omitted without changing meaning, it takes which and ...

The copy editor and web producer must also demonstrate good news judgment, strong copy editing skills, proficiency with Associated Press style and thorough knowledge of local, state and national news.

Copy editing makes a good publication better. A copy editor can improve any document by eliminating errors, addressing grammar problems, and ensuring consistent style. This course is for people who ...