Extract:
What punctuation is needed in the following sentence to make it correct?
Harvey please make sure that the patient is resting comfortably.
-
A
Period
-
B
Question mark
-
C
Comma
-
D
Colon
A comma is needed after "Harvey" to separate the direct address (vocative) from the imperative command that follows.
A) Period
A period would terminate the sentence after "Harvey," creating a sentence fragment ("Harvey.") followed by an ungrammatical command lacking subject punctuation.
B) Question mark
A question mark is inappropriate because this is an imperative command—not an interrogative sentence. No question is being asked requiring interrogative punctuation.
C) Comma
A comma correctly separates the direct address "Harvey" from the imperative clause "please make sure..." Standard punctuation rules require commas around nouns used in direct address to prevent misreading and clarify syntactic boundaries.
D) Colon
A colon introduces lists, explanations, or elaborations—not direct address. Using a colon here ("Harvey: please make sure...") creates overly formal, stilted punctuation inappropriate for simple vocative separation.
Conclusion
Direct address requires comma separation from surrounding clauses to prevent misreading and establish clear syntactic boundaries. Only a comma after "Harvey" creates grammatically correct punctuation for this imperative sentence with vocative element.