Answer:
B) Direct materials are used to determine total inventoriable product costs.
Explanation:
Product costs includes direct materials, direct labor & manufacturing overhead.
This makes Choice B a description of direct materials in a manufacturing setting. All other choices are false.
Their is a chance to use direct labor as a basis for manufacturing overhead but not direct materials.
Direct materials can be separately and conveniently traced.
And finally, as stated above, direct materials are part of the finished product.