A network administrator wants to have the same subnet mask f…

A network administrator wants to have the same subnet mask for three subnetworks at a small site. The site has the following networks and numbers of devices: Subnetwork A: PCs – 16 addresses Subnetwork B: IP phones – 6 addresses Subnetwork C: Printers – 2 addresses What single subnet mask would be appropriate to use for the three subnetworks?