Depreciation Expense is defined as:

amount shareholders have invested in the business.

total amounts owed to creditors for loaning money to the company.

amounts the company expects to collect from customers based on the delivery of service or products.

the process of allocating the cost of an asset, such as equipment, to expense over the useful life of the asset.

cash in advance from a customer for products or services to be provided in the future.

costs of assets acquired in one period that will be expensed in a future period.