Cisco, a major networking company, takes its name from its home city of San Francisco.

 Identify the prepositional phrase in the following sentence.

 Cisco, a major networking company, takes its name from its home city of San Francisco.


a major networking company
Reason:

Incorrect. This word group is made up of a noun (company) and the noun’s modifiers (a major networking). It is not a prepositional phrase.

its home city of San Francisco
Reason:

Incorrect. This word group is made up of a noun (city) and the noun’s modifier (home). It is not a prepositional phrase.

from its home city of San Francisco
Reason:

Correct. This is a prepositional phrase that begins with the preposition from. It functions as an adjective and modifies the noun name.

Cisco . . . takes its name . . .
Reason:

Incorrect. This is an independent, or main, clause. It has a subject (Cisco) and a verb (takes), and it can stand on its own as a sentence.
Correct Answer

from its home city of San Francisco