Why can't grandpa take care of his granddaughter alone?

Why grandpa can't take care of his granddaughter alone.

1. The overindulgence and doting of the older generation of grandfathers may lead to the growth of granddaughters in the wrong direction.

There are differences between men and women, especially girls are born with gender awareness. Grandparents and granddaughters may make children's gender awareness imperfect. Lose money in old age.