The bank statement for Tetra Company contained the following items: a bank service charge of $110; a credit memo for interest earned, $115; and a $250 NSF check from a customer. The company had outstanding checks of $600 and a deposit in transit of $1,300.

Assuming that the unadjusted bank balance was $2,600, what is the unadjusted book balance?

• $3,300

• $2,355

• $3,545

• $3,900