Answer:
D. Pretentious language
Step-by-step explanation:
Someone pretentious is someone that is trying to impress others by acting in an exagerated manner, as a result he/she looks false or too deliberate. Therefore, pretentious writing implies using complex and large words in order to impress the audience. It also means that this complex words are not completely known or are misused. As a result, the message is not clear, causing confussion.