题目4单选题
Based on the following pieces of information, which fast food product do consumers see as the closest substitute for Wendy's HamburgersA. Kentucky Fried Chicken, which has a cross elasticity of 1.70 with Wendy'sB. McDonald's hamburgers, which have a cross elasticity of 1.01 with Wendy'sC. Pizza Hut pizza, which has a cross elasticity of zero with Wendy'sD. Taco Bell tacos, which have a cross elasticity of -1.25 with Wendy's