The following adjusted trial balance contains the accounts and year$-$end balances of Cruz Company as of December $31.(1)$ Prepare the December $31$ closing entries for Cruz Company. Assume the account number for Retained Earnings is $901.(2)$ Prepare the December, $31,$ post$-$closing trial balance for Cruz Company.

Note: The Retained Earnings account balance was $$37,600$ on December $31$ of the prior year.

$\backslash$table$[[$No$.,\backslash$table$[[$Cruz Company$],[$Adjusted Trial Balance$],[$December $31],[$Account Title$]],,$Debit,,Credit$],[101,$Cash,$$,19,000,,],[12,$Supplies,,$13,000,,],[628,$Prepaid insurance,,$3,000,,],[167,$Equipment,,$24,000,,],[168,$Accumulated depreciation $-$ Equipment,,,$$,7,500],[307,$Common stock,,,,$10,000],[318,$Retained earnings,,,,$37,600],[319,$Dividends,,$7,000,,],[404,$Services revenue,,,,$44,000],[612,$Depreciation expense $-$ Equipment,,$3,000,,],[622,$Salaries expense,,$22,000,,],[637,$Insurance expense,,$2,500,,],[640,$Rent expense,,$3,400,,],[652,$Supplies expense,,$2,200,,],[901,$Income,,,,$],[$Strtarsary$,$$$,99,100,$$$,99\mathrm{.}100]]$