In order to attract more customers to the restaurant and earn more revenue, a restaurant manager mails out coupons for 10% off the entire bill, valid only on Tuesdays. Describe what happens to the shape, center, and spread of the distribution of the restaurant’s revenue on Tuesdays after the 10% discount is given.

The shape, center, and spread remain the same.
The shape, center, and spread all decrease by 10%.
The shape remains the same, but the center and spread both decrease by 10%.
The shape and spread both remain the same, but the center decreases by 10%.
The shape and center both remain the same, but the spread decreases by 10%.