[ Essential and Nonessential Clauses ]
How many commas are needed in this sentence?
The UM library called Carmichael Library is located on Bloch Street.
A. 0
B. 1
C. 2
D. 3

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Comparative Adjectives › ViewBarack Obama is __________ than Donald Trump.
A. more smart
B. smarter
C. smartter
Grammar › View
What is an adverb?
A. describes or modifies a verb
B. describes or modifies a noun
C. describes or modifies a verb or an adjective
D. describes or modifies a verb, adjective, or another adverb
