Consider the following statements about residual income:

Residual income incorporates a firm's cost of acquiring investment capital.

II$.$ Residual income is a percentage measure, not a dollar measure.

III. One benefit of residual income is that it can be used to compare the performance of different$-$size Which of the above statements is $($are$)$ true?

I only

I and III

I, II$,$ and III

I and II

II and III