Question 4. Self-liquidating loans (10 points) A farmer wishes to buy an equipment that costs $130,000. For this purpose, he takes on a loan which is to be paid in 4 years. The depreciation period for the equipment is also assumed to be 4 years. The equipment has an estimated salvage value of $30,000. The farmer uses the straight- line depreciation method to calculate his yearly depreciation expenses. a) Up to what amount can the farmer pay, per year, for this loan in order for it to be self- liquidating? b) Explain what a self-liquidating loan is. You may use (a) in your explanation