Refer to the exhibit. The network administrator wants VLAN 67 traffic to be untagged between Switch 1 and Switch 2, while all other VLANs are to remain tagged. Which command accomplishes this task? 

Answer options:

A. switchport access vlan 67
B. switchport trunk allowed vlan 67
C. switchport private-vlan association host 67
D. switchport trunk native vlan 67

D