The physical design of letters, numbers and text characters are referred to as what?

Holmes gave Broker King a listing to sell a parcel of real property, promising the broker a 6% commission if King found a suitable buyer. King's contract obligated him to use his best efforts in seeking a purchaser. The foregoing describes a:

A: Unilateral executed contract; B: Bargain and sale deed; C: Bilateral executory contract; D: Option agreement.

Two major methods of computing area market potential are market build-up method and multiple factor-index method. Which of these methods will Nexus Enterprises, a manufacturer of auto parts implement to estimate its market potential?

What will be an ideal response?