WHO IS KATIE AND WHY DOES SHE KEEP DELETING MY STUFF? WHEN NONE OF MY ANSWERS ARE VIOLATING ANYTHING IM JUST ANSWERING THE QUESTION (their prob gonna delete this too)

What is the purpose of accentuating a musical note in an unexpected place in a piece of music? a. to stress on certain words to impart a sense of importance b. to complement or support the musical composition c. conveys happiness, enthusiasm and excitement d. adds an element of surprise and enhances rhythmic pleasure for the listener