<u>Flashback</u> is a plot device, which interrupts a narrative in order to show past events. Dramas often have this.
You gotta give the paragraph or sentences that will help me elaborate the answer (:
It can be considered as Greek mythology.
The sentence that has a correct subject-verb agreement is:
A) My cousin, along with two friends, is arriving today.
<span>Explanation: The words ‘along with, besides, as well as, not, etc.’ separates the subject from the verb. These words are not a part of the subject. These words should be ignored. A singular verb should be used if the subject singular.</span>
