Which one of the following best illustrates erosion as it relates to a snack counter at the Movies?

Multiple Choice

a. There is water damage in the theatre that erodes the bedrock below the counter

b. Selling less popcorn due to the addition of soft pretzels to the menu

c. Providing both napkins and straws for customers' use

d. Buying brand new countertops to replenish the look of the snack counter

e. The loss of sales due to a new obnoxious employee that works at the counter