The cumulative case study can be retrospective, aggregating information across studies done in the past, or prospective, structuring a series of investigations for different times in the future.
The study can be retrospective.
This is the first study.
It is romantic and calm.
Three girls chat in a parking lot.
I charge for everything except emergencies.
A woman sits at a cafe called The Rock and drinks a glass of water.
The key to financing capital investment is saving from current income.
A dog digs in the sand.