What music form states a musical theme and then changes it in the next sections?

musical varations

Explanation:

where it goes from one sound to another

answer is:

a). backstage view

explanation:

backstage view is the area where files and data about them is managed— creating, saving, printing, sending to others, inspecting for hidden metadata or personal information, and setting options. so in this way we can add many things to our document swiftly.

i hope you get the idea.

yes, but you must first make sure that you'll be able to make your turn or you can crash into other vehicles.