The haircut you get in January is different from the haircut you get in June. Which characteristic of services best describes this event?

A coupon on a 2-liter bottle of Pepsi, offering $1.00 off on a bag of potato chips, is which type of coupon?

A) cross-ruffing B) scanner-delivered C) response-offer D) instant-redemption

Server utilization in a multiple-server system is calculated the same as in a single-server system

Indicate whether this statement is true or false.