Amedical center wants to upgrade their network backbone to 10-gigabit ethernet (10 gbps) so they can perform daily backups of large amounts of data to the secure on-site storage are network (san) without bogging down the network. some of the backbone segments will have to reach between buildings that are close to 300 meters apart. which of the following cable types best supports the 10-gigabit ethernet at the necessary segments lengths while keeping costs as low as possible?