Vika is asked to do research on the types of locks available to secure entry into a controlled access area. What type of lock should vika recommend? Select two.

a$.$ A lock that can be opened with a code sent from a cell phone via Bluetooth.

b$.$ A programmable electronic lock with a fixed keypad and logging mechanism.

c$.$ One that requires two physical keys: one for ingress and another for egress.

d$.$ One with a keyed cylinder in both the outside and inside requiring one key,

e$.$ One capable of displaying a virual keypad where the numbers are not fixed.