The answer is <span>Convenience.
She aware that interrupting the people who are hurrying to the get would potentially disturb them from fulfilling a certain schedule.
The people who are sitting leisurely will most likely had some time to filled in the questionaire.
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They compete for resources and mates
Slaves were very important in ancient Egypt as a big part of the labor force, but they were also used for ... It is believed that these slaves were treated almost as well as the higher ranking Egyptians.
In the 1700s, an effect of the enlightenment was an increase in new scientific discoveries and methods.