which three benefits can be obtained by using the TKIP instead of WEP?

While implementing WLAN security, which three benefits can be obtained by using the TKIP instead of WEP? (Choose three.)

A.
TKIP uses an advanced encryption scheme based on AES.

B.
TKIP uses a 48-bit initialization vector

C.
TKIP provides per-packet keying and a rekeying mechanism.

D.
TKIP provides message integrity check