lpardess wrote:
about c-
i agree it seems the most logic
but i kinda have a modifier problem with it
what promises to be an alternative to corneal transplantation for treating blindness caused from damage to cornea, the discovery of potent stem cells possessing the ability to restore lost sight
its not to discovery itself that could be alternative. it's those potent stem cells no?
Hilpardess ,
Welcome to GMATClub :)
You have slightly misunderstood the meaning here.
It is saying "In what promises
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