In a perfectly competitive market, the long-run market supply curve tends to be horizontal or nearly so. What is another way to state this fact? (a) Market supply is much more elastic in the long run than the short run. (b) In the long run, average total cost is minimized. (c) In the long run, price equals marginal cost. (d) Market supply is much less elastic in the long run than the short run.

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?