The costs of direct materials are classified as: Conversion cost Manufacturing cost Prime cost A) Yes Yes Yes B) No No No C) Yes Yes No D) No Yes Yes

D) No Yes Yes

Explanation:

As we know that

The conversion cost includes the direct labor cost and the manufacturing overhead cost

And, the manufacturing cost records the  

= Cost of direct material cost + Direct labor cost + Manufacturing Overhead cost

And, the prime cost includes the direct material cost and the direct labor cost that is directly related to the production process of the product.

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.