An economy is currently producing a combination of consumer and capital goods shown at point U U\,U in the diagram below.

Which of the following statements is correct?
A movement from UUU to VVV achieves productive efficiency but incurs an opportunity cost equal to the foregone Capital Goods.
A movement from VVV to WWW maintains productive efficiency but incurs an opportunity cost of Capital Goods.
A movement from UUU to WWW achieves productive efficiency with zero opportunity cost.
A movement from VVV to XXX is possible in the short run if the economy employs its existing unemployed resources more effectively.