The correct answer is A. Clerical error.
A clerical error is an error made in the process of recording financial information. It is a type of recording error, which is an error in the way that financial information is recorded in the accounting records. Clerical errors can be caused by a number of factors, such as human error, mistakes in calculations, or errors in transcription.
In the given example, the error is a clerical error because it is an error in the way that the financial information is recorded in the accounting records. The amount of Rs. 500 has been posted to the wrong account, which is a clerical error.
B. Error of omission is an error that occurs when a transaction is not recorded in the accounting records. This can happen for a number of reasons, such as a mistake in recording the transaction, or a transaction being forgotten.
C. Error of principle is an error that occurs when a transaction is recorded in the accounting records, but it is recorded incorrectly. This can happen for a number of reasons, such as a mistake in the calculation of the amount, or a mistake in the classification of the transaction.
D. Recording error is a general term that refers to any error that occurs in the process of recording financial information. This can include clerical errors, errors of omission, and errors of principle.