Identify the underlined phrase in the sentence. *Talking* is not allowed in class.

A. prepositional
B. appositive
C. gerund
D. infinitive

C. gerund

C. gerund

To identify the underlined phrase in the sentence "Talking is not allowed in class," we can follow these steps:

1. Understand the types of phrases:
- Prepositional phrase: a group of words that begins with a preposition and ends with a noun or pronoun.
- Appositive phrase: a noun or pronoun placed beside another noun or pronoun to provide more information or clarification.
- Gerund phrase: a verb ending in -ing that is used as a noun.
- Infinitive phrase: the base form of a verb preceded by the word "to" and used as a noun, adjective, or adverb.

2. Examine the underlined phrase "Talking" in the sentence.

"Talking" is a verbal form of the verb "talk" that ends in -ing. It functions as a noun in the sentence, representing the action of talking. In this case, "talking" is the subject of the sentence, so it is a gerund phrase.

Therefore, the correct answer is C. gerund.