Why do accrual-basis financial statements provide more useful
information than cash-basis statements?

In completing the engagement in Question 3, Hardy pays no costs
in March, $2,000 in April, and $2,500 in May (incurred in April).
How much expense should the firm deduct from revenues in the
month when it recognizes the revenue? Why?

Adjusting entries are required by the historical cost principle of
accounting. Do you agree? Explain.