What is the converse of the statement if x is odd then 2x-1 is odd

What is one main reason some governments in the twentieth century began campaigns of genocide? a) a minority group wanted total independence. b) a minority group wanted more say in lawmaking. c) a minority group had different cultural customs. d)a minority group protested against government policy.

Researchers have found that it takes to view a mental image that is larger or covers more distance than a smaller or more compact one.

How did ancient civilizations develope its agriculture and protect its population