Ms. jones brought this rock to her science class and instructed her students to explain how it was formed. which explanation is a true description of the rock?

Leaves were trapped between layers of sediment millions of years ago, causing the imprint.

Explanation:

the correct answer is option d.

an appositive is a noun, noun phrase or noun clause which follows another noun or noun phrase in order to describe it or name it another way. they are usually used between commas, brackets or dashes.

the example sentence with the correct use of commas is the following:

her uncle, the man over there in the red shirt, owns the hardware store in town.