An exchange rate is used to
a) promote the argument supporting free trade.
b) promote the use of subsidies on foreign goods.
c) determine the price of one country's imports in terms of another country's imports.
d) determine the price of one country's currency in terms of another country's currency.

Abrief, "first-step" presentation of a work to be completed is called a

Janette goes into an electronics superstore to buy a new computer. the salesperson works with her to find the right model, and she agrees to buy a new computer for $500 and a floor-model 18-inch monitor for $100. just when she is ready to pay, the salesperson walks away for a minute and then comes back to inform her that the monitor she was ready to purchase can't be sold for < $125. she agrees to the extra $25 even though they had initially agreed on the $100 selling price. janette has fallen for the technique of gaining compliance.

Why does the united states constitution require that a national census be taken every ten years?