Please answer the following questions by completeing steps C and D that being preparing the unadjusted trial balance and journal entries (listed below).

Transaction Entries, Posting, Trial Balance, and Adjusting Entries Mark Ladd opened Ladd Roofing Service on April 1. Transactions for April are as follows 1 Ladd contributed his personal funds in exchange for $13,500 6,100 3 Purchased ladders and other equipment for a total of 3,100 common stock to begin the business. 2 Purchased a used truck for cash. Paid cash of $1,000, with the balance due in 30 days 4 Paid two-year premium on liability insurance 5 Purchased supplies on account 6 Received an advance payment from a customer for 3,000 1,200 roof repair work to be done in April and May 7 Billed customers for roofing services. 8 Collected on account from customers. 9 Paid bill for truck fuel used in April 10 Paid April newspaper advertising. 11 Paid assistants' wages. 12 Billed customers for roofing services. 1,800 5,500 6,500 75 100 4,500 5,000