C. You need a comma when the sentence changes subjects from humans to bottlenose dolphins.
<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>
They just need to fall asleep
You should do missing assignments and extra credit