In January of year 0, Justin paid $4,800 for an insurance policy that covers his business property for accidents and casualties. Justin is a calendar-year taxpayer who uses the cash method of accounting.
1. What amount of the insurance premium may Justin deduct in year 0 in the following scenario?
a) The policy covers the business property from April 1 of year 0 through March 31 of year 1.

The following information is needed to reconcile the cash balance for gourmet catering services. * a deposit of $5,600 is in transit. * outstanding checks total $1,000. * the book balance is $6,400 at february 28, 2019. * the bookkeeper recorded a $1,800 check as $17,200 in payment of the current month's rent. * the bank balance at february 28, 2019 was $17,410. * a deposit of $400 was credited by the bank for $4,000. * a customer's check for $3,300 was returned for nonsufficient funds. * the bank service charge is $90. what was the adjusted book balance?