The tailstock set over required to turn a taper on the entire length of a workpiece having diameters D and d is

• A. <img src="/_files/images/mechanical-engineering/production-engineering/706-154-1.png">
• B. <img src="/_files/images/mechanical-engineering/production-engineering/706-154-2.png">
• C. <img src="/_files/images/mechanical-engineering/production-engineering/706-154-3.png">
• D. D - d