The First Type of Expense Is a Product Cost

Short Answer

The first type of expense is a product cost.These costs can be directly matched to specific transactions or events and are recognized upon recognition of revenue.
2.The second type of expense is a period cost.These are expenses recognized during the period in which cash is spent or liabilities are incurred for goods and services to be used up within a short amount of time.
3.The last type of expense includes those that are allocated systematically and rationally to the period during which the related assets are expected to provide benefits.