Possessive Case in the following .1. The father of James2. The books of his grandcheldren3. The name of her sister-in-law4. The surname of Helen and…

Possessive Case in the following .1. The father of James2. The books of his grandcheldren3. The name of her sister-in-law4. The surname of Helen and Peter5. The parents of John 6. The brother of this boy 7. The children of these women 8. The toys of the twins9. The music of Glinka and Chaikovsky10. The profession of these men 11. The birthday of my step-father12. She is staying with her aunt