Answer:
a. longitudinal
Explanation:
A longitudinal study examines a given group over a long period of time, so collecting data from the same group of 30 people over their lifetime certainly fits that definition. It's more like an evolution study.
A cross-sectional compares different groups at the same point in time. So, it's more like a survey.
A microgenetic is much focused in time, providing multiple data sets in a short time to examine rapid evolution of a subject.
An experimental study design will make interactions and experiments with the study group, while this is not the case here apparently, and experimental is usually for a much shorter period than a generation.
It can cause forced labor in many parts of the world
Answer: Yes
Plural Executive was created on 1876 constitution where there is a fragmented system of authority through which most statewide executive office holder are elected independently of governor.
However, one problem of plural executive is the potential conflict between governor & executive officials so when conflict emerges between state officials of the plural executive, the governor is most likely to become involved.
Answer:
A) Between 1750 and 1760 many improvements were made. Improvements such as spinning and waving the coal on machines were examples of this.
B) Improvements such as said above helped dramatically. They helped by using their power to smelt iron and steel. Because of this, economic life improved.
C) Mining coal helped transform social and economic life. It transformed life because it pumps out deepening mines. Because of this, more and more power transfers to keep the machines running.
Explanation: