Raquel's Landscaping Company has contracted for several landscaping jobs. Each job requires preparing the areas (identifying the locations and types of plants, preparing the soil, etc.) and then planting the trees, bushes, and shrubs. The expected time for each of the jobs is shown next. Preparing Job s w the Area (days) 3 1 4 9 6 4 Planting (days) 2 3 5 5 4 3 Raquel is concerned with efficiency. She believes it is probably more efficient to use SPT (shortest processing time) as her priority rule. (a) Develop a sequence using SPT based on processing time for preparing the area. (If two of morejobs have the same processing time, list them alphabetically.) Preparing the Area Planting