This comparison illustrate a type of supporting material called AN ANALOGY.
An analogy refers to a comparison between two things, which was done for the purpose of explaining or clarifying the similarities and differences between the objects concerned.
I believe the answer is: Communication is collaborative
Which mean that in order for a communication to be formed, both the giver and receiver of the message should play their own role properly.
The giver of the message had the role to ensure the delivery of the information happen clearly, and the receiver had the role to ensure that he/she provide the necessary attention and cognitive process to receive the message.
Hispaniola is a Caribbean island that is shared between two countries, Haiti and the Dominican Republic. Haiti has an area of 27 750 km2 (10 714 sq mi), but the Dominican Republic's area is 48 442 km2 (18 704 sq mi). Therefore, the Dominican <span>Republic controls more area of the island of Hispaniola.</span>
B) Cast would be the answer. Hope this helps!