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

Use the information below to answer the following question(s) :
1() the rate of depreciation is 14% per year,
2() the population growth rate is 4% per year, and
3() the growth rate of technology is 5% per year.
-Refer to the information above. Which of the following equals the annual growth rate of "effective labour" in the steady state in this economy?

A) 3%.
B) 2%.
C) 5%.
D) 12%.
E) 9%.