 
 <translate> The relevant information is: Aadhaar is the world's largest biometric ID system, with over 1.171 billion enrolled members as of 15 Aug 2017. The answer is biometric ID. <ibo> Ozi dị mkpa bụ: Aadhaar bụ sistemụ njirimara biometrik kachasị n'ụwa, nwere ihe karịrị ijeri 1.171 ndị debanyere aha na 15 Aug 2017. Azịza ya bụ njirimara biometric. 