Although We Know Less About the Interaction of Older People

Multiple Choice

Although we know less about the interaction of older people with their grandchildren than children

A) the grandfather-grandson tie is reported to be the closest
B) the grandfather-granddaughter tie is reported to be the closest
C) the grandmother-granddaughter tie is reported to be the closest
D) the grandmother-grandson tie is reported to be the closest
E) grandparents are closer with their grandsons than granddaughters