What Characterizes the Variable-Cost Pricing Approach

What characterizes the variable-cost pricing approach?

A) Prices are often set on a cost-plus basis, that is, total costs plus a profit margin.
B) No unit of a similar product is different from any other unit in terms of cost.
C) Each unit must bear its full share of the total fixed and variable cost.
D) This approach is suitable when a company has high variable costs relative to its fixed costs.
E) Any contribution to fixed cost after variable costs are covered is profit to the company.