Which of the following is a sentence fragment?

A. Not knowing where my dog was hiding, I asked my grandpa to help me find her.
B. My sister and I always make each other laugh.
C. My brother is great.
D. Not knowing how to build the bookshelf.



Answer :

Final answer:

A sentence fragment is an incomplete sentence lacking essential components like a subject or a predicate.


Explanation:

A sentence fragment is a structurally incomplete sentence that lacks either a subject, a predicate, or does not express a complete thought. In the given options, 'Not knowing how to build the bookshelf.' is a sentence fragment because it does not constitute a complete sentence on its own.


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