generic strategies

For each of the following brands/products, determine which of the five generic strategies are being used. Give your reasons. 
Low-Cost Provider Strategy, broad differentiation strategy, focused low-cost strategy, focused differentiate strategy, best-cost provider strategy
• Swatch watch 
• Taco Bell 49 cents tacos 
• Southwest Airlines 
• Starbucks coffee 
• Subaru cars 
• Princeton University 
• Nordstrom department store 
• Rolls-Royce cars 
• Wal-Mart 
• Red Lobster restaurant