Brian and Devonte are watching a football game, and the men are cheering for different teams. After Brian's team loses, he tells Devonte, "I hate you so much right now." Devonte knows that Brian is kidding because of his open body posture and big smile. In this example there was no miscommunication because of .
A) extralinguistic information
B) the grammatical structure of his comment
C) the morphemes in the statement
D) the statement's ambiguous phonemes

In this example, the reason why Devonte knew that Brian was joking is because of extralinguistic information.

The answer to this question is option a. Extralinguistic information can be described as a type of communication whereby messages are sent without the use of spoken language.

The message that Brian was sending to Devonte through his body was different from his spoken words.

He says he hates Devonte and yet he was smiling and ope.

Read more on link

A. Extralinguistic information.

Explanation: Extralinguistic information refers to elements of communication which aren't part of a language or verbal communication but are ingrained in the process of communication and are needed for correct interpretation.

In the scenario above, Brian's open body posture and Big smile added extralinguistic information to the word ' I hate you right now' which was used to interpret Brian's real thought or feeling and ensured Devonte wasn't misinformed. Because Brian never really meant that he hated Devonte at that moment even though he said so verbally.