My answer is A) ACCOUNTS CLERK.
The job of an accounts or accounting clerk is very repetitive.
These tasks are:
1) Verifying the accuracy of invoices and other accounting documents/records.
2) Updating and maintaining accounting journals, ledgers and other records that details financial business transactions
3) Entering data into the computer system using defined computer programs
4) Compiling data and preparing a various of reports.
5) Reconciling records with internal company employees and management, or external vendors or customers.
6) Investigating questionable data and recommending actions to resolve discrepancies.