The answer is A. By dependent marker do you mean dependent clause?
As a Great Gatsby lover, I know every inch of this and can tell you they stop at Wilson's garage on the way to New York City.
Looking up, visitors would see 4,500 sparkling stars that would normally be difficult to see without the Telescope.
It is to be noted that the stars are usually observed using the Telescope.
<h3>What is a Telescope?</h3>
A Telescope is an observatory instrument with very powerful magnifying glass/lenses that enables the user(s) to see objects that are very far away, that they otherwise, would not have seen without the telescope.
Those who use Telescopes the most are astronomers.
See the link below for more about telescope:
brainly.com/question/24601907
The images and captions helps the readers or audience to understand the main idea because it provides a visual content that could support the idea that is being showed or shared to them and the captions could help in distinguishing the images or is set as a support to the images that is being shown to the readers or the audiences.