The following table describes the production possibilities of two cities in the country of Baseballia:PAIRS OF RED SOCKS PER WORKER PER HOURPAIRS OFWHITE SOCKS PER WORKER PER HOURBOSTON33CHICAGO21Without trade, what is the price of white socks (in terms of red socks) in Boston? What is the price in Chicago?

A、One pair of white socks trades for one pair of red socks in Boston. The price in Chicago is 0.5 pairs of red socks per pair of white socks.;

B、One pair of white socks trades for one pair of red socks in Boston. The price in Chicago is 2 pairs of red socks per pair of white socks.;

C、One pair of white socks trades for 2 pairs of red socks in Boston. The price in Chicago is 2 pairs of red socks per pair of white socks.;

D、One pair of white socks trades for 2 pairs of red socks in Boston. The price in Chicago is 0.5 pairs of red socks per pair of white socks.