The question is vague, but answer B is absolutely incorrect so by default choice A is correct ... "good" is hard to define and your vision can be corrected by glasses allowing you to drive, etc.
Plasma monitors are power hungry devices 2 - 3 times more than a CRT monitor making this technology unfit for use in portable devices like laptop computers where batteries are used as the power source. Plasma monitors are extremely susceptible to screen burn.
