HELP ME ASAP THIS IS DUE IN 17 MINS PLSSS How did the political systems of the Shang and Zhou dynasties compare?

Both the Shang and Zhou dynasties used elections to determine their leaders.
Both the Shang and Zhou dynasties had strong central governments led by cruel kings.
Shang leaders were elected by the people, while Zhou leaders were appointed.
The Shang dynasty had a central government, while the Zhou dynasty relied on feudalism.

What is “the compromise of 1850? ” *

Which of the following is an example of how the principle of beneficence can be applied to a study employing human subjects? providing detailed information about the study and obtaining the subject's consent to participate. ensuring that the selection of subjects includes people from all segments of the population. ensuring that persons with diminished autonomy are protected. determining that the study has a maximization of benefits and a minimization of risks.

The second westward surge reached the: mississippi river, appalachian mountains, oregon territory