Which calendar first divided dates into two categories b. c. and a. d. a.) julian calendar b.) hebrew calendar c.) gregorian calendar d.) common era calendar

the installment plan of the 1920s, an arrangement that allowed people to buy what they wanted with a small down payment and pay off the rest in monthly installments, provided americans a way to own what they did not have the money to buy.

woah dude who's thia? need more info