Question 4 (10 marks): Using the Model Tree in the SolidWorks part file “assignment_1_Q4_part.SLDPRT” and/or the Smart Dimension function in SolidWorks, state the key steps to model the given part using SolidWorks. Please make sure you state the key dimensions (Unit: mm) and include diagrams to facilitate your explanation of the modeling steps. NOTE: Use the white space below; if additional space is needed, please use an additional blank page For example: Step 1: Extruded Boss/Base with a profile of 120 mm X 30 mm extruded to 5 mm thick.