Which of these situations call for a DFSS strategy? Instruction: Choose all options that best answer the question. Answer Choices A travel agency is upgrading its booking software and needs to generate a new set of processes to accommodate the software A university has implemented a range of Six Sigma projects, but after good initial gains, the rate of improvement has dropped significantly A cell phone company has designed a new phone to meet customer requirements and is now creating sales and service processes to go with it A fast food retailer's CEO is a new convert to Six Sigma and suggests that the company improve its kitchen and order servicing processes A hotel chain has decided to adopt Lean Six Sigma to improve quality and customer satisfaction