1
vote
0answers
62 views

When is it appropriate to use a comma before “which”, “with”, and “who”?

Is it appropriate to use a comma before which in the following sentence? The group has helped to make new friends and become more independent, which has increased my self-confidence. Is it ...
10
votes
3answers
1k views

Comma after introductory phrases

I am no native speaker and always confused about the comma in introductory phrases, in particular in prepositional phrases. Is there any hard rule when a comma must be set? If I make a google search ...