Answer:
debt-equity ratio results in the lowest possible weighted average cost of capital.
Explanation:
The debt equity ratio measures how well a business's equity can account for its debt.
Weighted average cost of capital is referred to as a business's cost of capital and is the rate a company is expected to pay to its shareholders.
When the debt equity ratio results in the lowest weighted average cost of capital, it indicates that the cost of finding for the company is low. This is the optimal and least expensive capital structure.