King Mine Corp., a publicly accountable entity, is determining the technical feasibility of extraction of mineral resources. How would the company account for the costs incurred?

A. Work is preliminary and experimental, so costs must be expensed.

B. Costs must be capitalized as property, plant, and equipment.

C. Costs must be capitalized as inventory.

D. Costs can be capitalized as exploration and evaluation costs, or expensed.