read this paragraph and answer the question which is the last two sentences in it.

Litle Town Power Grid (L.TPG) Company is a green energy company with about 100 employees that supply Little Town Community with electricity. As of today, the customer service department is in house and most if not all of other departments work(Payroll, Human Resources, Planning and services) is done by a few standalone systems installed to process transactions without an integrated networking system. The company is expanding and planning to move to a bigger four story building and each department will occupy a floor. The first floor lobby will occupy by customer service. Customer service has 5 users. The second floor will occupy by the planning services department and it has 45 users. The third floor will occupy by the payroll department and it has 20 users. The fourth floor will occupy by the Human Resources department and it has 30 users. The company is planning to implement a more extensive wire, wireless local area network and a website. The building has a lobby which is 200 square feet open space where wireless access to the network is required and only authorized personal should have access to the wireless network. A high speed cable internet connection is available in the building which needs to be shared among users. As a system administrator you will provide recommendations for the company. You will investigate two different types of network configuration setups and list the necessary equipment and appropriate topology required for the design