Why would this piece be considered pop art?

Explanation:

It has a comic book/magazine look with a bold abstract Background. It also shows irony as in the sense of the soldiers are still working and fighting even though they are exhausted.

its the way they put the color that are bright and how they make the words pop out while there are sounds are happining at the moment

changeable lenses of different focal lengths allow light to enter the camera, which then forms the image on light-sensitive film" is the one among the following statements about working principle behind a basic still camera is true.

this musical excerpt is an example of piano volume. (true) !