Answer: A) Climate
Explanation: Until the mid-20th century the largest impediment to trade between area "1" and area "2" on the map was climate. The Sahara Desert was a major impediment to trade. True, there were Trans-Saharan trade routes for centuries, but there is no denying that the desert was an inconvenience at the very least.
Answer:Encoding has occured
Explanation:When someone (a sender) has an idea that they want to communicate to others , they always need to encode that message ,which means translate it into symbols that can be understood by those who receive the message.
So during encoding ideas are translated into the coded message that one can understand.
The most common used symbol is langauge.
The correct answer is fifteen to thirty seconds.
Flexibility refers to the ability of joints to move effectively without trouble. Flexibility Development is one of the key elements in attaining healthy fitness. Flexibility Development is mostly neglected by many athletic individuals, which they do not know plays an important role in fitness and athletic developments.