What are five facts about karl marx's ideals of communism?

What is the best way to combine these sentences?

What do the excerpts have in common? both point out the tragic nature of situations in which children make journeys without their parents. both describe what immigrant children must do to survive when traveling to the united states. both explain why most children want to leave central america without their parents. both indicate the tragic problems and their consequences that children in central america must face.

What is the probability of getting a license plate with 123 abc or abc 123?