[ Grammar ]
Choose the sentence with correct comma usage.
A. My dear old grandfather who is seventy years old still jogs everyday.
B. My dear old grandfather ,who is seventy years old, still jogs everyday.
C. My dear old grandfather, who is seventy years old still jogs everyday.

Random Topics:
Tenses and PronounsPresent and Past Simple PassivePresent and Past Simple TensePronounsTypes of Sentence StructurePresent Progressive TensePresent Tense vs Past TenseSentencesPassive ModalsArticle and Order of AdjctiveOther quiz:
Conjunctions › ViewThe school bus driver wanted to turn right, ____ had to turn left instead.
A. and
B. so
C. for
D. but
Grammar › View
I was very thirsty. I __________ the water very quickly.
A. Drank
B. Am drinking
C. Drink
The Himeji Castle ______ built in the 14th century.
A. was
B. were
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D. has been
Future Tense › View
I ___ this day for the rest of my life!
A. am remembering
B. will remember
C. remembered
D. have remembered
