The optimal number of pay grades to be included within a pay structure is

A listing agreement was signed by an attorney in fact on behalf of the seller. This is a binding contract only if,

a. the seller was unable to sign her name on the contract was executed. b. The board of directors has authorized sale at the property. c. The property is non-residential. d. The power of attorney authorize the sale of the property.

________ is a usability dimension concerned with how difficult it is for the user to perform a task for the first time

A) Learnability B) Memorability C) Satisfaction and aesthetics D) Efficiency