Which sentence contains an introductory adverb phrase that is incorrectly punctuated?

A.
Throughout the entire meal everyone enjoyed a variety of wonderful foods.

B.
Down the street the new construction is holding up traffic.

C.
In the history museum, there is a new exhibit about the Civil War.

D.
At five o'clock sharp, the spelling bee at the fair will begin.
@Jrolympicsmts

Question

Which sentence contains an introductory adverb phrase that is incorrectly punctuated?
 
 A.
Throughout the entire meal everyone enjoyed a variety of wonderful foods.
 
 B.
Down the street the new construction is holding up traffic.
 
 C.
In the history museum, there is a new exhibit about the Civil War.
 
 D.
At five o'clock sharp, the spelling bee at the fair will begin.
@Jrolympicsmts

anonymous · Answer

D

anonymous · Answer

Hm

anonymous · Answer

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anonymous · Answer

B

anonymous · Answer

because there are asking for which sentence contains an introductory adverb

anonymous · Answer

and a and c can be crossed out automaticley