If a debit entry is wrongly posted to credit side or vice versa then the difference amount will be :

It will be double the amount of transaction. So, for the purpose to correct, the first entry is required to offset the effect of wrong entry while a second entry would be required to post the correct amount.

It will be double the amount of transaction.

C. Double the amount of the Transaction.

>>>>>>>>>>>>>>>>>of course c. Double of the amount of the transaction.

(C) Double of the amount of the transaction - is the right answer

C