CRANE COMPANY Adjusted Trial Balance January 31, 2020 Debit Credit Supplies $900 Prepaid Insurance 1,800 Salaries and Wages Payable $ 700Unearned Service Revenue 750 Supplies Expense 900 Insurance Expense 300 Salaries and Wages Expense 2,600Service Revenue 3,400 If the amount in Supplies Expense is the January 31 adjusting entry, and $3,400 of supplies was purchased in January, what was the balance in Supplies on January 1?