Use the Information Provided Below to Answer the Following Question(s)

Use the information provided below to answer the following question(s) .
δ = .11
gA = .03
gN = .02
-Refer to the information above.Which of the following represents the amount of investment per effective worker needed to maintain a constant level of capital per effective worker (K / NA) ?

A) 0.02(K / NA)
B) 0.03(K / NA)
C) 0.05(K / NA)
D) 0.13(K / NA)
E) 0.16(K / NA)