NORHANAGAYAONORHANAIN NORHANAGAYAONORHANAIN English Answered ᴡʜᴀᴛ ɪs ᴛʜᴇ sᴏᴄɪᴀʟ sʏsᴛᴇᴍ ᴘʀᴀᴄᴛɪsᴇᴅ ʙʏ ᴛᴇᴄᴛᴏɴɪᴄ ᴛʀɪʙᴇs