Carlisle Refrigerator Company$$ sells professional$-$grade refrigerators on a standalone basis. Carlisle also sells installation services and maintenance$$ services for the refrigerators.$$ When maintenance services are provided, the maintenance service is separately priced within the arrangement$$ at $$480$ for three years, which approximates the amount charged by independent third parties.$$ On March $15,2025,$ a customer purchased a refrigerator, including maintenance and installation, for $$5,000.$ The refrigerator purchased$$ alone would have cost the customer $$4,800.$ If the installation had been done by an outside party, they would have charged $$360.$ The customer pays cash on March $15,$ but asks to have the oven delivered on on May $1.$ At that time, it is successfully installed.$$ The maintenance contract covers three years from the installation date. Required: Prepare the journal entries that Carlisle will make in March and May $2025$ regarding this transaction. Show all computations. pleaseeee show all work