If South Korea's Steady-State GDP Per Worker Is Higher Than

If South Korea's steady-state GDP per worker is higher than that of the Philippines,you might conclude that:

A) the investment rate in South Korea is higher than in the Philippines.
B) South Korea is more productive than the Philippines.
C) the depreciation rate in South Korea is higher than in the Philippines.
D) a and b are correct.
E) None of the above is correct.