What are potatoes?
(Ik its a dumb question, just for free points)

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

What will not cause political parties to change or develop

The economy shifted from to industrial during the first industrial revolution