Answer:
Search the meaning of the words and determine which one doesn't belong by the meaning. Hope this helps! :)
Alcohol has a known side effect of increasing the consumers temper. It increases irritability, slows reaction time and con concentration.
The SS was Hitler's military unit. The SD was Hitler's intelligence gathering unit. They helped Hitler by providing him with strong intelligence and military support - against "enemies" both foreign and domestic. Without these units and groups, Hitler's plans - both within Germany but also throughout Europe - would not have been achievable.