Answer: C. Using MLA format to cite sources
Explanation:
It's C because I read something like this before. These things are common in Cuba, so it doesn't surprise anyone if they see it happening.
Complex sentence is formed by adding one or more subordinate (dependent) clauses to the main (independent) clause using conjunctions and/or relative pronouns.
The answer is: a theme that can be applied universally to members of a certain culture. Hope his Helps:)))