1A company has two buildings that are 50 meters apart. Between the buildings is

1A company has two buildings that are 50 meters apart. Between the buildings is private land owned by the company. A large walk-through tunnel connects the two buildings. In one building is a collection of 30 computer workstations, and in the other building a mainframe computer. What is the best way to connect the workstations to the mainframe computer? Explain your reasoning and all the possible solutions you considered.