What is the difference between the chivalry we hear about today and the chivalry of the middle ages?

When discussing comparative and absolute advantage, which best describes specialization? developing expertise in certain types of production limiting the types of goods and services produced targeting specific consumers and retailers producing certain items for specific market segments the answer is: the act of limiting the kinds of goods and services produced

Give an example to prove that your society is developed more than it was before 10 years ?

Including place names directions and distances describe a route harriet tubman was likely to have followed from her slave home near bucktown to philadelphia