The second paragraph of the passage suggests ______.A．one should leave his grown-up childr

The second paragraph of the passage suggests ______.

A．one should leave his grown-up children to live on their own as early as possible

B．too much concern for grown-up children may likely make you a burden to them

C．nowadays grown-up children are usually indifferent to their parents and grandparents

D．modem grown-up children want to live a different life because time has changed