Final answer:
Mark Zuckerberg has made significant contributions to the business landscape in the United States through his creation of Face-book, which has revolutionized the way people connect and share information.
Step-by-step explanation:
Mark Zuckerberg has made significant contributions to the business landscape in the United States through his creation of Face-book. Face-book has revolutionized the way people connect and share information, making him a leader in the tech industry and a prominent figure in American business. One enduring contribution is his impact on social media, as Face-book has become a major force on the information superhighway, along with other social media giants like Twit-ter and Inst..agram. Another contribution is Zuckerberg's philanthropy, as he donated $100 million to the Newark school system.