The word functions as a coordinating conjunction in this sentence is B. But
Answer:
Understood by many
Explanation:
A universal gesture would technically be understood by all of these, but the broad answer you’re looking for would be that a universal gesture (like waving to say hello to someone far away) is understood by many.
The persuasive techniques that are used in the statement given is a hasty generalization and loaded words. The correct answer is D.