Which of following was one of the three features associated with racial naturalism before the 20th century, according to gray? a. races are caused by reproductively isolated breeding populations b. races have natural properties that are common to most members c. races have inheritable natural properties d. races are not hierarchical

which time period is this? or is this story fictional, i'm going to need more info to answer this question

it allows shippers to carry commercial goods, which allows them to save time and money.

  the common sense as a pamphlet written by thomas paine. it promoted the independence of the colonies from british rule. the distribution of this pamphlet was great, it reached people everywhere and it was even read aloud at places people met. it also unite the colonists before the revolutionary war.

answer is d