What was the estimated cost of operating a basic Internet application in $2000$ compared to $2020?$

$$1,000$ per month in $2000$ and $$500$ per month in $2020$

$$150,000$ per month in $2000$ and $$100$ per month in $2020$

$$50,000$ per month in $2000$ and $$1,000$ per month in $2020$

$$100,000$ per month in $2000$ and $$10,000$ per month in $2020$