Answer:
The slaves sometimes followed the Northern Star which was in the constellation Big Bear(Big Dipper)
Explanation:
<span>Experiments</span>
An experimental research entails a
controlled test of a cause-and-effect relationship that researchers suspect
exists. Experiments involve a researcher directly controlling or manipulating
changes in the independent variable by exposing participants to the treatment
conditions. It is undertaken to make a discovery or test a hypothesis
Premier Li Keqiang called for “mass entrepreneurship and innovation” and made it the leading agenda of China's national economic strategy. ... China has grown to become the world's second-largest economy in merely three decades, and entrepreneurship has been identified as a key driver of China's fast growth.
hope this helps
