Final answer:
If Robert Peary had asked Matthew Henson to accompany him on another expedition after 1909, Henson would likely have accepted due to his expertise and successful previous expeditions with Peary.
Step-by-step explanation:
If Robert Peary had asked Matthew Henson to accompany him on another expedition after 1909, it is likely that Henson would have accepted the invitation. This is because Henson was a skilled and experienced explorer who had previously accompanied Peary on multiple expeditions, including the successful journey to the North Pole in 1909. Henson's expertise in Arctic exploration and his close working relationship with Peary would have made him a valuable asset for future expeditions.
Learn more about Matthew Henson's potential participation in another expedition with Robert Peary