The bank statement for Tetra company contained the following items: a bank service charge of $85; a credit memo for interest earned, $90; and a $200 NSF check from a customer. The company had outstanding checks of $475 and a deposit in transit of $1,050.

Assuming that the unadjusted bank balance of $2100, what is the unadjusted book balance?

• $2,675
• $1,905
• $2,870
• $3,150