Ican,nim Cipm Or What?

Am a business administration student with {OND},but want to do a proffessional exam,some friends advice on ICAN,NIM or CIPM, they claim that ICAN seems to be the most recorgnised but considering my field and not an Accouting student.could you please advice on which exam to put in with and if ICAN how can it improve my status more than NIM,CIPM,etc.thanks.