13. The following access control matrix lists three users and the access allowed for four files. For each entry in the matrix, not including the first column listing the file numbers or the top header, which are shown here for clarity, show the resulting code for each file access in zeros and ones, File 1 File 12 File 13 File 14 User 10 User 17 WORLID R--- RWED RWED RWE RWED -E- R