Answer:
Pose-for-Pics
1. T-accounts:
Cash Account
Date      Accounts Titles          Debit      Credit
Aug. 1    Common Stock         $6,500
Aug. 1    Prepaid Insurance                  $2,100
Aug. 1    Supplies                                       888
Aug. 20 Service Revenue        3,331
Aug. 31  Utilities Expense                        675
Aug. 30 Ending balance                     $6,168
Common Stock
Date      Accounts Titles       Debit      Credit
Aug. 1    Cash                                     $6,500
Aug. 1    Equipment                            33,509
Aug. 30 Ending Balance   $40,009
Photography Equipment
Date     Accounts Titles       Debit      Credit
Aug. 1   Common Stock  $33,509
Prepaid Insurance
Date     Accounts Titles       Debit      Credit
Aug. 1   Cash                       $2,100
Supplies
Date     Accounts Titles       Debit      Credit
Aug. 1   Cash                       $888
Service Revenue
Date     Accounts Titles       Debit      Credit
Aug. 20   Cash                                  $3,331
Utilities Expense
Date     Accounts Titles       Debit      Credit
Aug. 31   Cash                     $675
2. Pose-for-Pics
TRIAL BALANCE
As of August 31
Accounts Titles                   Debit        Credit 
Cash                                  $6,168
Common Stock                              $40,009
Photography Equipment 33,509
Prepaid Insurance              2,100
Supplies                                888
Service Revenue                                 3,331
Utilities Expense                  675
Totals                             $43,340  $43,340
Explanation:
Correctly posting the transactions of Pose-for-Pics to the general ledger ensures that the two sides of the Trial Balance are equal as of August 31.  The balanced Trial Balance assures the arithmetical accuracy of the entries and postings in the general ledger.  This trial balance will then form the basis for preparing the financial statements after effecting the necessary adjusting entries.