What is the six steps in the Zhou dynastic cycle?

Step 1: New dynasty is considered to have Mandate of Heaven.

Step 2: Dynasty declines/becomes corrupt, power weakens.

Step 3: Disasters occur (floods, famines, invasions, etc.)

Step 4: Old dynasty is seen as having lost Mandate of Heaven.

Step 5: Dynasty is overthrown through rebellion/revolt

Step 6..The last period is the decline of the dynasty, both politically and economically, until it finally collapses.

These are the 6 Steps of Dynsty cycle

the answer is a. laws were enacted in the aftermath of the plot to make it harder to free slaves,increasing sectionalism