Construct a 2048-to-1 line multiplexer using several input multiplexers; 128-to-1 each, and one interfacing output multiplexer. i- The number of needed input multiplexers is; a- 4 b- 8c 16 d- 32 64 f None of the above 4. i The size of the interfacing output multiplexer is: a- 4-to- - 8-to-1 c 16-to- d- 32-to-1 e- 64-to- f None of the above