Assist in answering the question below.

Which one of the following statements is INCORRECT?

(A)The level of autonomous consumption is determined by the non-income determinants of consumption spending.

(B)The impact of a change in one or more of the non-income determinants of consumption can be illustrated by a shift of the consumption function.

(C)The level of autonomous consumption determines the position of the consumption function.

(D)Investment spending is the most stable component of aggregate spending in the economy.