Date functions in Excel make it is possible to perform date calculations, like addition or subtraction, resulting in automated or semi-automated worksheets. The NOW function, which calculates values based on the current date and time, is a great example of this.
Dramatic irony is when the audience knows the tragic truth before the characters do. Through his use of irony Sophocles manages to avoid retelling an old tale, though the audience is cognizant of the story's end they are intrigued by the irony present in the story. Sophocles made liberal use of irony....
Irony is of three main broad types-verbal irony, dramatic irony and irony of situation. Verbal irony or sarcasm refers to the situation where the character deliberately means the opposite of what he or she is saying. Irony of situation or circumstance refers to a situation when the opposite of what is expected happens.