Best Monitor?

What is the best Monitor to play CSGO
in a high FPS rate.

There is not a best monitor you need to look at some aspects like: Price, Resolution, Refresh Rate, Response time. But if you go for a higher refresh rate (so not 60 Hz) and a good response time (around 1 ms) then you should be fine. For the rest it's your personal choice.

Anyone will do in order to normalize the game in this game but the main thing is to vaccinate

FPS doesn't have anything to do with what monitor you have. It's about resolution, refresh rate, and color. Do some research bud