What is the maximum permitted speed for driving a private passenger vehicle (if not indicated otherwise by a traffic sign)?

1. A In an urban road – up to 50 KPH and in a freeway – up to 70 KPH
2. B In an urban area – up to 50 KPH and on an inter-urban road – up to 80 KPH
3. C In an urban road – according to road conditions, and in a freeway – up to 100 KPH
4. D In an urban road – up to 40 KPH and in a freeway – up to 80 KPH