The correct answer should be it facilitates communication
Explanation: People use jargon all the time and it can be tiresome if people have to stop talking and explain what the words they're using mean. Especially this applies in a work environment.
The adjectives in the given sentence are:
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1) funny ;
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2) old ;
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3) turquoise .
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<span>maniac, madman, madwoman, imbecile, psychopath, psychotic; fool, idiot;eccentric; informalloony, nut, nutcase, nutjob, head case, psycho, moron, screwball, crackpot, fruitcake, fruit loop, <span>loon</span></span>
C. the word Have shows you it is past tense but it does not end in ed so it is no a past participle.
