While configuring a wireless access point device, a technician is presented with several security mode options. Which of the following options will provide the most secure access?

Bro this is my area the answer is WPA2 and AES  

Explanation:

its because AES is a more secure encryption protocol introduced with WPA2. AES isn't some creaky standard developed specifically for Wi-Fi networks, either. It's a serious worldwide encryption standard that's even been adopted by the US government.

answer; technician (b) is wrong; so im thinking technician (a) is correct; good luck