Using AK Growth Models and Assuming That the Labour Force

Using AK growth models and assuming that the labour force is fixed at the value of 1,

A) real GDP per worker is greater than real GDP per capita.
B) real GDP per capita is less than real GDP.
C) real GDP is greater than real GDP per worker and real GDP per capita.
D) there is essentially no difference in real GDP, real GDP per worker, and real GDP per capita.