Which is more ideal and better practice?

Which architecture is better, cleaner and overall better in c++

Example A

class Light {
//abstract class
}

And then example
class PointLight: Light{}
class SpotLight: Light{}

Or example B

class Light final{
enum class LightType {
Spot, Point
}

LightType type;
}

https://redd.it/1ofeeri
@r_cpp