The Key Difference Between the Neoclassical Growth Theory and the New

The key difference between the neoclassical growth theory and the new growth theory is that

A) the pace of technological advances are caused by chance in new growth theory.
B) knowledge is capital that is not subject to diminishing returns under new growth theory.
C) labour productivity grows indefinitely in neoclassical growth theory.
D) capital is subject to diminishing returns under new growth theory.
E) increases in population drive workers' incomes back down to the subsistence level in neoclassical growth theory.