Indirect materials are part of: factory overhead costs.
Factory overheads are the aggregate of indirect materials, labor, and other costs that cannot be identified conveniently with the articles produced or services rendered.
The benefits arising from these costs cannot be associated with a specific cost unit. Instead, they are apportioned across the cost units on an equitable basis.
Overheads are an element of cost but they are a supplementary cost and cannot be directly added to a particular job.
Examples of Factory Overheads
Examples of items included in factory overheads include:
Therefore, we can conclude that the correct option is B.
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