a. Paid $6,800 cash in advance on October 1 for a one-year insurance policy. b. Received an $5,600 cash advance for a contract to provide services in the future. The contract required a one-year commitment, starting April 1. c. Purchased $2,200 of supplies on account. At year's end, $275 of supplies remained on hand. d. Paid $12,000 cash in advance on August 1 for a one-year lease on office space. Eventi Adjustment * Stockholders' Equity Common . Retained Stock Earnings The Accounting Equation Total Assets Liabilities Other Cash Assets (6,800) + 6,800 (1,700) = 5,600 (5,600) 4,200 2.200) - a. Adj. (1,700) b. Adj. 4,200 C. Adj. d. Adj