The main reason why rice became a Chinese staple food during the Tang dynasty was because it was so plentiful and had all the basic nutrients that were needed for survival. 
        
             
        
        
        
The correct answer is "They advise the President on policy matters". Independent executive agencies are technically part of the executive branch, but the are not directly controlled by the President of the United States and they do not advise the President. The Executive Office of the President (EOP) are the agencies that advise the President in policy matters.
 
        
                    
             
        
        
        
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Answer:
Mientras la liebre dormía La Siesta, La Tortuga se movía lenta pero constantemente. La lección moral de la historia es que puedes tener más éxito haciendo las cosas lenta y constantemente que actuando rápida y descuidadamente. Lento y constante gana la carrera.
Explanation:
Para las dos opciones, se pone a continuación ambos funcionan perfectamente
 
        
             
        
        
        
Answer:
b
Explanation:
a sovereign state whose citizens or subjects are relatively homogeneous in factors such as language or common descent.