Given the emotion sadness and the tweet "How do you feel about @Snapchat new feature #SnapMap 👎👍❓ #twitterpoll #polls #vote #Poll #Snapchat  #twitter #tech #technology", classify the intensity of the emotion displayed in the tweet. The classification options are: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.