The correct answer is: A. a soft copy ledger
A soft copy ledger is a computer file that contains data that can be viewed or printed. It is a type of electronic ledger, which is a record of financial transactions. Soft copy ledgers are typically used by businesses to track their income and expenses.
A printer spacing form is a type of paper that is used to print data from a computer. It is a continuous sheet of paper that has lines printed on it, which are used to separate the data into columns. Printer spacing forms are typically used to print reports or other documents that need to be printed in a specific format.
A proof listing is a type of report that is generated by a computer. It is a list of data that is used to verify the accuracy of the data that has been entered into the computer. Proof listings are typically used by businesses to verify the accuracy of their financial records.
Therefore, the correct answer is A. a soft copy ledger.