When Ramona, the keynote speaker at a major business leaders' conference, arrived in the middle of the night at the Ritz-Carlton, she was exhausted and her suit was wrinkled from her ten-hour plane trip. The night clerk found someone to dry clean Ramona's suit and have it ready for her morning presentation. She has been a loyal Ritz-Carlton customer ever since. In this example, Ritz-Carlton demonstrated the macro strategy of:________.
a. customer excellence.
b. operational excellence.
c. product excellence.
d. promotional excellence.
e. global excellence.