What is the difference between WEP and WPA2? WEP is an older and less secure protocol than WPA2 WEP uses 128-bit keys, while WPA2 uses 128 to 256-...

What is the difference between WEP and WPA2?

WEP is an older and less secure protocol than WPA2
WEP uses 128-bit keys, while WPA2 uses 128 to 256-bit keys
WEP is a wireless protocol, while WPA2 is a wired protocol
WEP provides a higher degree of security than WPA2
a) I and II are correct.
b) II and III are correct.
c) I and IV are correct.
d) III and IV are correct.