In the context of the discussion about the estimation of the required rate of return $($RRR$)$ on equity, which of the following statements is true?

The RRR on a stock is estimated as the sum of the expected risk$-$free rate and the expected equity risk premium.

The RRR on a stock is estimated as the sum of the expected risk$-$free rate and the expected beta.

The RRR on a stock is estimated as the sum of the expected risk$-$free rate and the expected market rate of return.

Question $20$ Select one:

a$.$

Only $($i$)$

b$.$

None of $($i$),($ii$),$ and $($iii$)$

c$.$

Only $($ii$)$

d$.$

Only $($iii$)$