Which sentence correctly uses an appositive phrase

The answer is D

Explanation:

It correctly describes the school by - a very old building-

I believe it's D.

Explanation:

The phrase, "a very old building," combines the two sentences using an appositive phrase. In this case, ''a very old building'' is the appositive phrase because it provides more information.

If you need a further explanation, read the quoted text below:

"An appositive is a noun or pronoun that renames or identifies another noun or pronoun in some way. An appositive phrase consists of an appositive and its modifiers. An appositive phrase can be either essential (restrictive) or nonessential (nonrestrictive)."

I hope this helps! Let me know if everything when okay!

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.

i’m alive so yes and the author is a technique idiom