For the given 1x4 demultiplexer, determine the following: i. truth table (1 mark) ii. Output waveforms of DO, D1, D2 and D3 if the select line inputs So and S to the demultiplexer are sequenced as shown by the waveforms below wit input, I = 1. K3 marks) si DO 1 X 4 SO Data D1 D2 input I D3 DO DEMUX D1 D2 D3 S1 So