28. Carefully Study the key compression permutation of following Table (same as 6.14 in the book) and answer the following questions:

a. Which input ports are missing in the output?

b. Do all left 24 output bits come from all left 28 input bits?

c. Do all right 24 output bits come from all right 28 input bits?

17 11 24 01 05 03 15062110231912 04 260816 07 27 20 13 02 4152 31 37 47 55 3040 5145 334844493956 34534642 50 36 29 32 28 40 590596 17 11 24 01 05 03 15062110231912 04 260816 07 27 20 13 02 4152 31 37 47 55 3040 5145 334844493956 34534642 50 36 29 32 28 40 590596