Which idea did Ptolemy’s model use to explain why the planets appeared to move backward as they moved in their orbits?

aple

Explanation:

the cell cycle is the final answer! : )

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.