Which revision uses a noun phrase and maintains the meaning of the original sentences? an old pipe began leaking in the basement. the basement sure is cold and damp. a. an old pipe, cold and damp, began leaking in the basement. b. an old pipe began leaking in the cold, damp basement. c. an old pipe began leaking in the basement, which is cold and damp. d. an old pipe began leaking in the basement, where it is cold and damp.

- "a nonrestrictive clause functions as a modifier to a noun (that is an object, person or concept). these clauses can be described by the following three options: it is set off by comas, it contains a subject and a verbs and it adds nonessential information to the sentence.

for example, in "here is bill gates, who confounded microsoft software company" we can identify "who confounded microsoft software company" as a nonrestrictive clause modifying the noun bill gates. this clause can be describes as a nonrestrictive clause because it is separated by a comma, it adds nonessential information to identify who bill gates is and it must contain both a subject (who) and a verb (confounded)."

answer: c

explanation: