I doubt help from the grandparents is a legitimate expectation regardless of the reason for the need. There could be no grandparents. The grandparents could be estranged or simply incapable. In fact, there is no guarantee that there are two parents available, let alone grandparents. We need to look at the reasons women choose abortion. Being a single parent in the US is incredibly difficult as well as being seriously expensive given costs such as daycare and healthcare and impact on work. It's no wonder that these factors show up in studies of why women choose abortion.