New World: North and South America
Old World: Basically everything else, but almost all history of the old world is focused in Europe.
        
             
        
        
        
Answer:
C antonym 
Explanation:
A homonym is that they are spelled the same but diffrent meaning such as a base ball bat and a bat the mammal.
A synonym is words that have the same meaning
An explanation is when somthing is explained.
So its  C
 
        
             
        
        
        
Answer:
2 levels of the independent variable and 0 levels of dependent variable 
Explanation:
Levels of independent variable indicate the types of experiment here. Here we have the control experiment and experimental group. The control experiment/group is the group that is not altered and used to measure the experimental group. The control group is the 50 children that took nutritious breakfast while the experimental group is the 50 children that took doughnuts /non nutritious food. If there are more than two types of experiment, the number of experiment types are the number of levels of the independent variable. The dependent variable here has 0 levels 
 
        
             
        
        
        
Answer:
They are both necessary for organisms to survive
Explanation:
<h2>
<em><u>hope</u></em><em><u> it</u></em><em><u> helps</u></em><em><u> you</u></em><em><u><</u></em><em><u>3</u></em></h2>
 
        
                    
             
        
        
        
Mexico surrendered its territory to the USA when it could not pay its debts.
Hope this helps and please give brainliest!