Answer:
Income statement.
Explanation:
Income statement reports on activities of the business only for a specific period of time. At the end of period all the accounts are closed and becomes zero, so, it is easy to conceal the fraud by erasing the audit trail. On the other hand Balance sheets carry balances from period to period, making it difficult to conceal fraud as these balance are easily traceable. The statement of cash flows also carries balances over from period to period, making it difficult too, to conceal the fraud over the long period of time.
