Your customer is using PSK as their only authentication. They have an industry requirement to move to a stronger solution. Your recommendation is to move to a certificate-based type of authentication where both the client and server require certificates. Which EAP type would be the best fit?

A. EAP-FAST
B. EAP-TTLS

C. EAP-TLS

D. PEAP

Reference: https://www.intel.com/content/www/us/en/support/articles/000006999/network-and-i-o/wireless-networking.html