The governor said that the National Guard's aid in distributing food after the floods was invaluable to the citizens of the region.
The governor said that the National Guard's aid to distribute food after the floods was invaluable to the citizens of the region.
The governor said that the National Guard's aid in distributing food after the floods was invaluable to the citizens of the region.
The governor said that the National Guard's aid to distribute food after the floods was invaluable to the citizens of the region.
If someone gives aid and it helps in an action, the correct idiom is "aid in [gerund]." The word "aid" never takes an infinitive.