Answer:
An oasis can be formed by an underground aquifer or river that creates enough pressure for water to seep to the surface, forming the oasis. These aquifers and natural springs allow for life to exist in harsh climates like the desert and are often well known to local herders, farmers, and travelers in the region.
D. Chinese government officials were selected based on their abilities rather than their family history.
Answer:
I guess the one that makes most since is D
Explanation:
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I believe it is workers had more negotiating power when standing together as a group rather than they had individually," since it would be very detrimental to a company if their entire workforce quit at once.