What does the author mean by saying Geron "had started to mop up this orphaned innovation

What does the author mean by saying Geron "had started to mop up this orphaned innovation "(Paragraph 4)？

A．Geron ends government interference in this area.

B．Geron settles the disputes over stem cell research.

C．Geron follows up the research on their own.

D．Geron rallies for the research.

请帮忙给出正确答案和分析，谢谢！