Lower Equitorial and Upper Equitorial Are the Same Except Lower

Lower Equitorial and Upper Equitorial are the same except Lower Equitorial has a larger capital stock.Both countries undertake policies that raise their saving rates to the same higher level.We would expect that

A) both countries would have permanent increases in their growth rates,but the increase would initially be larger in Lower Equitorial.
B) both countries would have permanent increases in their growth rates,but the increase would initially be smaller in Upper Equitorial.
C) both countries would have temporary increases in their growth rates,but the increase would be larger in Lower Equitorial.
D) both countries would have temporary increases in their growth rates,but the increase would be smaller in Lower Equitorial.