plot is complicated by supernatural beings or events and may involve a long and dangerous journey through foreign lands and the setting is in scope ususally involving more than one nation.
In reverse engineering, the scientist get the result first, then they examine that result to find out what caused the result.
From the options , the one that filled this criteria of reverse engineering would be : A intelligence testing, which gathers data based on research subjects' test scores
hope this helps
All verbs show action. For example, a verb could be jumping. So, the action that is occurring is jumping. Hope this helps