Mark one of your employees who has been working in your shipping department for 2 years and has developed his skills, so he processes (collects items and packs them for shipping) about 30 orders per hour and is paid $16 per hour. You recently hired another worker who has no experience in shipping. The human resource manager set the new employees pay at $16 per hour. Mark was talking to the new employee, Jackson, and Mark learned that Jackson is earning the same rate of pay. a. Using Adams equity theory explain how Marks performance is likely to change (4 points). b. List options available to Mark to restore his perceptions of equity