Material train is a ________ train. A. Departmental B. Permanent C. Both D. None of these

A departmental train is a type of train that is used for non-passenger purposes, such as transporting freight or materials. Departmental trains are typically owned and operated by the railway company, and they are not open to the public.

A permanent train is a type of train that has a fixed route and schedule. Permanent trains are typically used for passenger services, and they are often operated by a private company.

None of these is not a correct answer because a material train is a type of departmental train.