Employees are complaining that when browsing the company's web$-$based Customer Relationship Management system, it is very slow. The company has $500$ employees that use this system and the contracted internet speed is $10$Mbps download and $1$Mbps upload. What should the sysadmin increase in order to improve access to the cloud system?

A$.$Speed$/$Duplex settings

B$.$Packet count

C$.$Bandwidth

D$.$Memory