In the Neoclassical Growth Model, Whenever Diminishing Returns Applies, Increases

In the Neoclassical growth model, whenever diminishing returns applies, increases in the population, other things being equal, are accompanied by

A) increasing GDP and constant living standards.
B) increasing GDP and increasing living standards.
C) increasing GDP and falling living standards.
D) decreasing GDP and increasing living standards.
E) decreasing GDP and falling living standards.