Which of the following statement with regard to Dividend Discount Model DDM as a stock valuation method is most correct?

a$.$

Even if all the future dividends of a stock is accurately estimated, the D$1,$ D$2,$ D$3,$ D$4,...,$ etc., DDM as a stock valuation method can still be unreliable because of ks or gc estimates.

b$.$

If the stock do not have a dividend history, DDM as a stock valuation method is still possible.

c$.$

All the other choices in this question are actually false statements.

d$.$

When using Constant Growth Model CGM$,$ its gc can be greater than its ks estimate.

e$.$

It is a widely adopted method because of its reliability in stock valuation.

f$.$

In a multi$-$stage $($also called supernormal or nonconstant$)$ DDM valuation of a stock, its eventual gc can be a constant negative growth rate of future dividends.