Answer:
Light sensor
Explanation:
“Street Light that Glows on Detecting Vehicle Movement. Generally, street light controlling system is a simple concept which uses a transistor to turn ON in the night time and turn OFF during the day time. The entire process can be done by a using a sensor namely LDR (light dependent resistor).”
I have to type 20 characters here so...
A single digit of 1 or 0 in the binary code is called a bit. It is the smallest possible unit of data for a computer. The only possible values for a bit is either zero or one. These values decide which paths the current can flow and which paths are blocked. Bits can represent two states namely, true and false or low and high.
The answer to this question is b that's the answer