Possibly the emergent questions were those that should reasonably have been expected to come into focus-and whose emergence may be why case studies rather than surveys are used.
The emergence of the questions might be why case studies are used instead of surveys.
The emergence has nothing to do with why surveys are used rather than case studies.
A girl swims in the pool.
the two young boys prefer to stay indoors and avoid trains.
It's easy to see the caves from the roadside - you can't miss them.
The old man is going down the street.
A man in the city square is taking pictures.
There were several continents who lived in peace, having never battled with each other.