The number of tetrahedral and octahedral voids in hexagonal primitive unit cell are ____ are _____

The number of tetrahedral and octahedral holes in a hexagonal primitive unit cell are

Right option for the number oof tetrahedral and octahedral voids in hexagonal primitive unit cell are:

The number of tetrahedral and octahedral holes in a hexagonal primitive unit cell are respectively:

The number of terrahedral and octahedral holes in a hexagonal primitive unit cell are respectively:

The number of terrahedral and octahedral holes in a hexagonal primitive unit cell are respectively: (a)8,4 (b)6,12 (c)2,1 (d)12,6