Many people believe that rottweilers are dangerous. however, some are being trained as guide dogs. sentence fragment

This question is incomplete, the complete question is:

Identify the passage that contains a sentence fragment.

A.

Many people believe that Rottweilers are dangerous. However, some are being trained as guide dogs.

B.

A child of the fifties who grew up in the suburbs of New Jersey. Spielberg was part of a group known as the "film school generation."

C.

John Hughes was a popular director in the 1980s. Reflecting his upbringing in the Midwest, many of his movies are set there.

D.

Following President Kennedy's assassination, Idlewild Airport in New York was renamed John F. Kennedy Airport. The new name became official on December 24, 1963.

The correct answer is option B.

Explanation:

A sentence fragment is a type of sentence which is in incomplete form. This type of sentences may appear like they are, but they are incomplete. These sentences are either missing a subject or verb or wrong usage of verb, incomplete phrases or clauses in it. And also do not make sense.

For example,

In the question, example of sentence fragment is option B. Because it incomplete and not giving full information as what ti wants to convey about being grown up in fifties in New Jersey and what is the link between Spielberg being the part of "film school generation" with that of New Jersey.

So, the correct option is B.