Identify the sentence that correctly uses commas to set off a non-essential clause.
A. My brother, who is a doctor, lives in New York.
B. My brother who is a doctor lives in New York.
C. My brother who is a doctor, lives in New York.
D. My brother, who is a doctor lives in New York.

Random Topics:
Gerunds & Infinitives + VocabularyFuture Tense VerbVerb Tenses and Sentence StructurePresent Perfect: for/sinceNouns as AdjectivesKinds of SentencesComparative AdverbVerb BEParticiple Clauses & Cleft SentencesPassive with ModalsOther quiz:
Tenses › View. Identify the tense: ‘They are studying for the test right now.’
A. Present Continuous Tense
B. Past Continuous Tense
C. Future Continuous Tense
D. Present Simple Tense
Grammar › View
The giraffe ___________ animal in the world
A. is the taller
B. are the taller
C. is the tallest
D. are the tallest
He is fantastic ___ working in a team to deal with problems.
A. in
B. at
C. on
D. up
Coordinate Conjunction › View
The guy is a contractor, _______ he knows the construction business.
A. So
B. And
C. But
