Which 2 shapes make up a hexagonal prism?

The possible answer, with the dividing plane being perpendicular to the faces are:

• A triangular prism and a pentagonal prism
  
• Two quadrilateral prisms
  
• One triangular and one hexagonal prism
• Two pentagonal prisms
• One quadrilateral and one pentagonal prism
• Two short hexagonal prisms.

The number of possibilities increased greatly if the dividing plane can be oblique.