Which of the Following Is TRUE Concerning Cost Allocation in a Multi-Product

Which of the following is TRUE concerning cost allocation in a multi-product company?

A) Where the indirect costs are variable and each product is assembled sequentially, the causality criterion can guide the choice of a cost allocation base.
B) Where the indirect costs are fixed and each product is assembled sequentially, the causality criterion can guide the choice of a cost allocation base.
C) Where the indirect costs are variable and each product is not assembled sequentially, the causality criterion can guide the choice of a cost allocation base.
D) Where the indirect costs are fixed and each product is not assembled sequentially, the causality criterion can guide the choice of a cost allocation base.
E) Where the indirect costs are fixed and the products are produced jointly, it is possible to identify specific cause-and-effect relationships between work on an individual product and total costs incurred.