20.a. Has this person ever served on active duty in the U.S. Armed Forces, military Reserves, or National Guard? Active duty does not include training for the Reserves or National Guard, but does include activation, for example, for the Persian Gulf War.
[] Yes, on active duty in past, but not now
[] No, training for Reserves or National Guard only -- Skip to 21
[] No, never served in the military -- Skip to 21