Experimental research is a scientific approach to research one or more independent variables are varied and applied to one or more dependent variables to measure the effect of the independent variable on the dependent variable. Experimental research is normally done when a relationship between variable (i.e independent and dependent) is needed to be determined. It includes a hypothesis, a variable that can be manipulated by the researcher, and variables that can be measured, calculated and compared.
I believe all the above aka 4 because the communities had to much of an over crowding which lead to crime and then a disease broke out which occurs in the 19th century
The answer would be depending on the situation of the crime that has been committed. It is because there are some cases where there is no proof of evidence of having the crime to be committed, where in the person who has committed the crime will be set free and the defendant would likely lose the civil proceeding.
The answer is Ottoman or number 3. They were no longer the disciplined fighting
force that threatened Europe. They were
not as dedicated and their performance deteriorated. Sultan OsmanII blamed them for the loss in
Poland but when he tried to get rid of them the Janissaries revolted and had
him jailed then killed.