Answer:
a. Item numbers 2 and 4.
Step-by-step explanation:
At the time of the bank reconciliation statement, there are two statements i.e book statement and the bank statement.
While at the time of recording the true cash balance, the following items should be deducted that are
1. Bank service charges
2. NSF checks
All other items are not relevant for subtracting it from the unadjusted book balance.