Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

What is one aspect of the hydrography of the former stream urgh delta characterized by?
What is one aspect of the hydrography of the former delta characterized by?

What type of remedies I mean medicine did Mongol shamans use?
What type of medicine did Mongol shamans use?

What analysis of stratigraphic sections really type of surveys show the location of stratigraphic units in the subsurface?
What type of surveys show the location of stratigraphic units in the subsurface?