If relatively capital abundant Country A opens trade with relatively labor abundant Country B and the trade takes place in accordance with the Heckscher-Ohlin theor y ,what would be the consequence for factor prices(w/r) in the two countries ? A. (w/r)rises in A and falls in B. B. (w/r)rises in A and also rises in B. C. (w/r) falls in A and rises in B. D. (w/r) falls in A and also falls in B.