Question 3 All of the following are examples of challenges that required companies to create information systems as a necessity of doing business except Walmart's development of Retail Link Citibank's development of an ATM network the passage of the Toxic Substances Control Act the passage of the Sarbanes-Oxley Act the passage of the Dodd-Frank Wall Street Reform and Consumer Protection Act Question 4 of information systems coupled with state-of-the-art business practices and supportive management tow