please answer with full explanation

1. In the REA model, the act of an accounts payable clerk receiving a vendor invoice that summarizes information regarding the transfer of goods or services from the vendor to the enterprise is a(an):
   1. Economic increment event
   2. Instigation event
   3. Economic decrement event
   4. Commitment event
   5. Information event that further describers the economic increment event

2. In the REA model, the act of a payroll clerk issuing payroll checks to employees to compensate them for hours worked is a:
   1. Economic decrement event
   2. Economic increment event
   3. Instigation event
   4. Commitment event
   5. Economic reversal event

3. Which of the following entities are usually paired in a reservation relationship in expenditure cycle?

1. Purchase requisition and purchase order
2. Purchase order and purchase
3. Purchase and inventory
4. Purchase requisition and inventory type
5. Purchase order and inventory type