Answer:
Large Aryan groups migrated to East India due to the very fertile farmland and rich soils good for the production of crops
Explanation:
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Answer:
This best illustrates a sign of emotionality.
Explanation:
Facial expression is the term used to describe the movements we make with the face muscles that have the ability to act as a sign of emotionality, that is, facial expression conveys an emotional state that we are experiencing at the moment.
The emotionality we show through facial expression, usually gets stronger, as facial expression becomes intense and prominent. Being the main means of transmitting emission signals between humans.
A or the first one
So to reduce competition and increase efficiency
