Select the most appropriate active form of the given sentence.
Rani's car is twelve years old but it has not been used much.
1
Rani's car is twelve years old but she isn't using it much.
2
Rani's car is twelve years old but she hasn't used it much.
3
Rani's car is twelve years old but she didn't use it much.
4
Rani's car is twelve years old but it hasn't used her much.