Final answer:
The Combat Distinguishing Device, also known as the V device, is an insignia that may be worn on certain military awards to denote participation in combat operations.
Step-by-step explanation:
The Combat Distinguishing Device, also known as the V device, is an insignia that may be worn on certain military awards to denote participation in combat operations. It is a small bronze letter V that is attached to the ribbon of the award. The V device is used to recognize individuals who have directly participated in acts of combat bravery or valor.
For example, if a soldier is awarded a Silver Star for gallantry in combat, and the award citation specifies that the V device is authorized, then the soldier may wear the V device on the ribbon of the Silver Star to indicate their direct combat involvement.
In this case, the correct answer to the question is B) V device.