Answer: The central government usually makes us abide by much rules. That concluding could be a good thing depending on how you look at that situation, without rules there is no stable economy, that being said will most likely turn into chaos and create problems and bad environment.
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If a student wants to study the effect of sunlight on plant growth. In his experiment, 12 plants receive normal amounts of sunlight, but half of them are kept under bright sun lamps all night long. The control group is: the amount of light the plant receives.
<h3>What is control group?</h3>
A control group is a type of experiment carried out  using two variables based on this control group   can be defined as the process in which experiment is carried on two different variables such as dependent variables and independent variables in which one of the variables is not experimented or tested.
Based on the given scenario if  after 6 weeks, the plants heights measured which inturn means that the  control group is the amount of light the plant receives.
Therefore if  12 plants receive normal amounts of sunlight, but half of them are kept under bright sun lamps all night long. The control group is: the amount of light the plant receives.
Learn more about control group here:brainly.com/question/24708013
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Answer:
Explanation:
1. Economic Gain
Often wars are caused by one country's wish to take control of another country's wealth
2 Territorial Gain
A country might decide that it needs more land, either for living space, agricultural use, or other purposes. 
3.Religion
Religious wars can often be tied to other reasons for conflict, such as nationalism or revenge for a perceived historical slight in the past.
4.Nationalism
Nationalism in this context essentially means attempting to prove that your country is superior to another by violent subjugation. 
 
        
             
        
        
        
I think that owning wild animals isn’t a great idea. they have their own space that they need to be to live and fully develop. if they aren’t in that area, it can end up being a bad habit for them to live in.
        
                    
             
        
        
        
Answer: B
Explanation:He alqways started