i need part a checked please

As the production planner for Xiangling Hu Products, Inc., you have been given a bill of material for a bracket that is made up of a base, 2 springs, and 4 clamps. The base is assembled from 1 clamp and 2 housings. Each clamp has 1 handle and 1 casting. Each housing has 2 bearings and 1 shaft. There is no inventory on hand. a) Design a product structure noting the quantities for each item and show the low-level coding. Match each number in the structure below with the corresponding item. Number Item Bracket II Base(1) Spring(2) Clamp(4) Housing(2) Base (1) I IV Clamp (1) II Clamp(4) Handle (1) III Bearing(2) IV Handle(1) Casting (1)