The CAB and CIB are class one badges and are of higher precedence than any other badges.
Combat Action Badge was created on 2005-05-02.
No, you only wear one Category I badge.
No, you cannot.
Yes. If you have earned the Combat Action Badge (CAB) you can wear it on your Class A uniform.
Medics cannot receive CABs (Combat Action Badge). Instead, they receive the CMB (Combat Medical Badge) for treating wounded soldiers in a combat situation.
The combat action badge are worn with "Class A" Army green, blue or white uniform coats. You must wear that uniform when wearing the badge.
If he's under fire, yes. The Army has a special case: if a medic assigned to an infantry unit treats a patient under enemy action, he will receive the Combat Medical Badge rather than the Combat Action Badge. Medics in non-infantry units will receive the Combat Action Badge.
Anyone who is fired upon and/or returns fire. Specifically, as the citation reads, 'engages or is engaged by the enemy.' Those eligible for the Combat Infantry Badge or the Combat Medical Badge are ineligible.
No specific listing of that sort exists.
AR 670-1
Whatever badge/ribbon you are awarded, you rate to wear it, no matter what branch of service you are in.
!/4" above ribbon rack