Question

monitors:
1. CRT (Cathode Ray Tube) monitor CRT monitors contain a vacuum tube and
are biggerin size and consume more power,
2. LCD (Liquid Crystal Display) monitor: LCD monitor has a flat type of screen. It
consumesless power,
3. LED (Light Emitting Diode)monitor: These monitors have better display. These
are thinner and lighter in weight. LED monitors use 40% less power than LCDs and
last longer. These are the most commonly used monitors ​

Answer 1

Answer:

The question is invalid

Explanation:

This seems to be an answer not a question!