Which of the following matrices is in reduced row echelon

Last updated: 4/20/2023

Which of the following matrices is in reduced row echelon form Select one O a O b O C O d 105 0 5 0 0 1 10 1 0 1 00 0 0 0 1 1 2 0 0 00 1 0 00 0001 0 0 0 05 07