How does Cassio's behavior with women help Iago with his plan when it comes to Montano?

Extra points on this question fast

Use context, including antonyms, to determine the meaning of the word hysterical as it is used in fahrenheit 451. write your definition of hysterical here.

Han put the last box into the back of his car and turned to look up at his dorm room. he saw himself through the window, laughing with his roommates and sharing his hopes and dreams. he saw all of the hours spent studying and the celebrations at the end of each semester. he smiled fondly as he turned away, got into his car, and drove off. which literary element does the passage contain?