public Color(Audi pAudi, String pColor)
 {
     this.mAudi = pAudi;
     this.mColor = pColor;
 }
 public BigWheels(Audi pAudi)
 {
     this.mAudi = pAudi;
 }
 public SelectiveDrive(Audi pAudi)
 {
     this.mAudi = pAudi;
 }
 public SunShades(Audi pAudi)
 {
     this.mAudi = pAudi;
 }
 public CruiseControl(Audi pAudi)
 {
     this.mAudi = pAudi;
 }