n light of the Porter reading, which of the following statements about trade-offs is NOT true? In an era of increasing economic production, trade-offs are no longer necessary. Companies may struggle to maintain a consistent image or reputation when they attempt to deliver two products or services with different kinds of value (e.g., cost vs. luxury). Different positions require different sets of activities that are not easily changed. There are limits to internal coordination and control, which places a ceiling on the number of ways a company can compete