why do internal workstations on the 192.168.1.0 network fail to access the Internet?

Refer to the exhibit.

Given the partial configuration shown in the exhibit, why do internal workstations on the 192.168.1.0 network fail to access the Internet?

Exhibit:

A.
A NAT pool has not been defined.

B.
The wrong interface is overloaded.

C.
NAT has not been applied to the inside and outside interfaces.

D.
The access list has not been applied to the proper interface to allow traffic out of the internal network.