For the following independent cases, in the space provided, calculate the amount of revenue that should be recorded in 2019 under the revenue recognition principle (point of sale). 1. Company A rents office space to tenants. On October 1, 2019 they collected $18,000 from a tenant which represents 12 months rent paid in advance. 2. Company B sells heavy equipment. On December 1, 2019 a customer paid a $10,000 deposit towards the purchase of a $50,000 piece of equipment. The equipment was delivered on January 16, 2020 and the balance was paid that date. 3. On December 29, 2019 Company C ships $15,000 worth of goods to a customer, B. destination. The goods arrive on January 3, 2020at the customers office. The customer pays for the goods On February 1, 2020. F. O. 4. Company D provides legal services for clients. On December 2, 2019 a client hires the firm and pays a $10,000 advance payment. The firm did $4,000 of service in 2019.