14 Product A consists of two units of Subassembly B, three units of C, and one unit of D. B is com- posed of four units of E and three units of F. C is made of two units of H and three units of D. His made of five units of E and two units of G. a Construct a simple bill of materials (product structure tree).

b. Construct a product structure tree using low-level coding.

c. Construct an indented parts list.

d. To produce 100 units of A, determine the numbers of units of B, C, D, E, F, G, and H required.