

The one option that is mandated by an ISO standard.
Besides, if max and min are going to have a value without any parameter, it has to be exactly those Javascript uses. Unless you have a type that define other bounds for your numbers. And null always have a pointer type (that is object in Javascript), for the same reason that NaN always have a number type.
The only one that is bad on that list is D.
As a previous NVidia customer, I refused to be thrown under a truck! I demand a proper bus!