Answer:
Positive emotions, if they win a pizza lunch every week with the highest score, it will be like a fun game!
Explanation:
 
        
             
        
        
        
Answer:
Because of survival instinct.
Explanation:
Before Humans became a social creature, they rely on their power to survive in the harsh environment. They fend for themselves, make their own shelter, fight off all the dangerous alone, etc.
Of course, many of them fail and died since there's only so much that a single human can do.
Knowing this, they try to combine their abilities and form groups to survive in the harsh environment. They soon realized that forming a group dramatically increase the chance of their survival since they can rely on other members to cover each other's weaknesses.
This is why humans started too transformed into a social creature.
 
        
             
        
        
        
Answer:
D) I, II and III
Explanation:
i. Shelter Belts
Strong wind typically carry enough force to destroy the surface of the farm's land, which will accelerate the rate of land degradation. Usually, farmers put shelters belts at the edge of the farm to block such winds and prevent the soil degradation.
ii. No till farming
In this method of farming, Farmers avoid the use of tools that will destroy the composition of the soil (Such as shovel or rake).  They plant the crops by creating as little disruption as possible to the soil to prevent soil degradation
iii. Animal graze over plowing.
The concept is similar to no-till farming. Animal plowing usually conducted by making a buffalo carried a giant rake to destroy the soil and provide spaces for Fertilizer. Animal graze will eliminate the use of the rake and prevent soil degradation.
 
        
                    
             
        
        
        
The lawyer is using gestures as a form of nonverbal communication.  By pounding his fist on the table, he is communicating without words.  He is trying to emphasize a point to the jury.  Gestures are commonly used by lawyers in the courtroom for emphasis or to sway the opinion of the jurors.  
        
             
        
        
        
Trade blocs. One of the key words in the initial description is the idea of regional. Coordinating efforts to reduce trade barriers, including decreasing or eliminating tariffs are part of decision to make certain blocs or groups of trading syndicates more viable and strategic in international trade.