why is the answer B explained in detail.

17.9 An organisation restores its petty cash balance to $250 at the end of each month. During October, the total expenditure column in the petty cash book was calculated as being $210, and the imprest was restored by this amount. The analysis columns posted to the nominal ledger totalled only $200. Which one of the following would this error cause? I blues alone gulwollof ed/ la en The trial balance being $10 higher on the debit side The trial balance being $10 higher on the credit side No imbalance in the trial balance didso The petty cash balance being $10 lower than it should be (2 ma