I only need help with sections 9 and 10!!!!

Comprehensive Problem 2 Part 1 and Part 2: Palisade Creek Co. is a retail business that uses the perpetual inventory system. The account balances for Palisade Creek as of May 1, 2016 (unless otherwise indicated), are as follows. Assume all accounts have normal balances. 110 Cash $83,600 312 Dividends $135,000 112 Accounts Receivable 233,900 410 Sales 5,069,000 115 Inventory 624,400 510 Cost of Goods Sold 2,823,000 116 Estimated Returns Inventory 28,000 520 Sales Salaries Expense 664,800 117 Prepaid Insurance 16,800 521 Advertising Expense 281,000 118 Store Supplies 11,400 522 Depreciation Expense 123 Store Equipment 569,500 523 Store Supplies Expense 124 Accumulated Depreciation-Store Equipment 56,700 529 Miscellaneous Selling Expense 12,600 210 Accounts Payable 96,600 530 Office Salaries Expense 382,100 211 Salaries Payable 531 Rent Expense 83,700 212 Customers Refunds Payable 50,000 532 Insurance Expense 310 Common Stock 100,000 539 Miscellaneous Administrative Expense 7,800 311 Retained Earnings 585,300 539 Comprehensive Problem 2 Part 9: You must complete parts 1, 2, 3, 4, 6, 7 and 8 before attempting to complete part 9. Part 5 is optional. Journalize the closing entries. Then post the journal to the general ledger you created in part 1. Indicate closed accounts by inserting a line in both the balance columns opposite the closing entry. Insert the new balance in the retained earnings account. If an amount box does not require an entry, leave it blank. Post. Date Description Debit Credit Ref. May 31 May 31 Sales Returns and Allowances x Comprehensive Problem 2 Part 10: You must complete parts 1, 2, 3, 4, 6, 7, 8 and 9 before attempting to complete part 10. Part 5 is optional. Prepare a post-closing trial balance. If an amount box does not require an entry, leave it blank. Palisade Creek Co. Post-Closing Trial Balance May 31, 2016 Debit Credit Cash Accounts Receivable Inventory Estimated Returns Inventory Prepaid Insurance Store Supplies Store Equipment Accumulated Depreciation-Store Equipment Accounts Payable Salaries Payable Customers Refunds Payable Common Stock Retained Earnings