When the first Pizza Hut opened its doors back in 1958, it offered consumers one style of pizza: its Original Thin Crust Pizza. Since its modest beginnings, Pizza Hut has established itself as the leader of the $25 billion pizza industry. Today, Pizza Hut offers five styles of pizza, including the Original Thin Crust Pizza, Pan Pizza, and its Hand-Tossed Style. Explain why Pizza Hut has expanded its offerings of pizza over the past five decades, and discuss the long-run profitability of such a strategy.