Find out whether there is any grammatical error in below sentence. Each cigarette / a person smoke / does some harm and eventually / it may cause a serious disease.

The correct answer is: E. No error

The sentence is grammatically correct. The subject “each cigarette” agrees with the verb “does” in number. The adverb “eventually” modifies the verb “causes.” The pronoun “it” refers back to the subject “each cigarette.”

Here is a breakdown of each option:

• A. Each cigarette: This is the subject of the sentence. It is singular, so it agrees with the verb “does.”
• B. a person smoke: This is a fragment. It does not have a subject or a verb.
• C. does some harm and eventually: This is a compound predicate. The two verbs “does” and “causes” are joined by the conjunction “and.”
• D. it may cause a serious disease: This is the object of the verb “causes.” It is a noun phrase that includes the pronoun “it” and the noun phrase “a serious disease.”
• E. No error: This is the correct answer. The sentence is grammatically correct.