Final answer:
In the context of expense accounts, salaries of executives and their staff are included under the category of operating expenses.
Step-by-step explanation:
The salaries of executives and their staff are typically included under the category of Operating expenses in the context of expense accounts.
Operating expenses are the day-to-day expenses incurred by a business in order to maintain its operations and generate revenue. These expenses include employee salaries, rent, utilities, and other costs directly related to the business's day-to-day activities.