Dr. Smith is conducting a longitudinal case where it is a case being done in a same manner over a long period of time. It could be seen above as Dr. Smith has instructed his representatives to go back every five years to conduct the same measurement in a course of a long period which is until they are sixty years old which could be classified as the longitudinal case.
Answer:
1. Can lead to instability in local markets
2. Damages buildings, making businesses have to close down
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Answer:
East Texts and Northern louisiana