Q2 Single choice Mark for later Which of the following is true about pointer justification? A The justification step of AU and TU pointers is 1 byte. B If the local NE detects an TU pointer justification event in the lower order path, pointer justification has occurred on the local NE. C When an NE receives eight consecutive NDFs, the NE reports the AU_LOP alarm, indicating loss of the AU pointer. D When the rate (frame frequency) of VC-4 is higher than that of the AU-4, a positive pointer justification will occur. Correct answer