b) Determine the gross quantities needed of each item if you are to assemble 150 brackets. Click the icon to view the completed product structure. Base: 150 units (enter your response as a whole number). Spring: 150 units (enter your response as a whole number). Clamp: 600 units (enter your response as a whole number). Housing: 300 units (enter your response as a whole number). Handle: 600 units (enter your response as a whole number). Casting: 600 units (enter your response as a whole number). Bearing: 600 units (enter your response as a whole number). Shaft: 300 units (enter your response as a whole number). c) Compute the net quantities needed if there are 30 of the base and 100 of the clamp in stock. Base: units (enter your response as a whole number). Spring: ) units (enter your response as a whole number). Clamp: units (enter your response as a whole number). Housing: units (enter your response as a whole number). Handle: units (enter your response as a whole number). Casting: units (enter your response as a whole number). Bearing: units (enter your response as a whole number). Shaft: units (enter your response as a whole number). b) Determine the gross quantities needed of each item if you are to assemble 150 brackets. Click the icon to view the completed product structure. Base: 150 units (enter your response as a whole number). Spring: 150 units (enter your response as a whole number). Clamp: 600 units (enter your response as a whole number). Housing: 300 units (enter your response as a whole number). Handle: 600 units (enter your response as a whole number). Casting: 600 units (enter your response as a whole number). Bearing: 600 units (enter your response as a whole number). Shaft: 300 units (enter your response as a whole number). c) Compute the net quantities needed if there are 30 of the base and 100 of the clamp in stock. Base: units (enter your response as a whole number). Spring: ) units (enter your response as a whole number). Clamp: units (enter your response as a whole number). Housing: units (enter your response as a whole number). Handle: units (enter your response as a whole number). Casting: units (enter your response as a whole number). Bearing: units (enter your response as a whole number). Shaft: units (enter your response as a whole number)