Solution

The Correct Answer is option 1.

Concept:

Multiplexers:

• Multiplexers are combinational circuits designed to select one of multiple data inputs and produce a single output
• They're commonly used in communication transmissions
• A multiplexer is Many to one data selector
• A multiplexer selects one of the many data available at its input depending on the bits on the select line
• For 2n inputs, there are n select lines that determine, which input is to be connected to the output.