Liyra should "maintain and refer to income and expense statements" , it will help her find out about her earnings and expenditure.
Step-by-step explanation:
Salaries and Wages as Expenses on Income Statement
The salaries and wages of non-production workers (e.g. sales and general management) are part of the expenditures reported on the company's statement of revenue. The expenses are not included. Under the accrual accounting method, the sums are recorded during the time of accounting for the wages and salaries of the workers.
According to the accrual accounting method, the Salaries Expense account records the wages paid by workers over the duration specified in the income statement section, whether or not the organization has yet been paying the employees.