(1分)The working principle of this machine is that the signal will be ________ into digital code.· https://bgk-photo.cdn.bcebos.com/ac345982b2b7d0a235be16e3dbef76094b369a5c.jpgA. piled up· https://bgk-photo.cdn.bcebos.com/8601a18b87d6277f4106204638381f30e924fcbc.jpgB. converted· https://bgk-photo.cdn.bcebos.com/5882b2b7d0a20cf40be7eca166094b36acaf995c.jpgC. overwhelmed· https://bgk-photo.cdn.bcebos.com/b3b7d0a20cf431adf0a551475b36acaf2edd985c.jpgD. crippled纠错得分：1