A perpetual preferred share has no predetermined maturity date. It can remain outstanding indefinitely while paying the dividend specified in its terms, subject to the issuer's legal ability to pay and the board's declaration. This structure directly matches the investor's interest in a fixed dividend over an extended period without a scheduled maturity, making option B correct.

A convertible preferred share gives the investor or issuer, depending on the terms, the ability to convert the preferred shares into common shares or another security. Conversion potential does not define the absence of maturity. A callable preferred share permits the issuer to redeem the shares under specified conditions, creating reinvestment risk for the holder. A participating preferred share may permit the investor to receive additional dividends when the issuer meets specified earnings or common-dividend thresholds; participation is unrelated to maturity.

Although perpetual preferred shares have no maturity date, they are not risk free. Their market prices can be particularly sensitive to changes in interest rates and issuer credit quality. They may also trade with lower liquidity than large common-share issues or government bonds.

The Retail Securities syllabus requires candidates to distinguish preferred-share classes and evaluate their dividend rights, risks, returns and issuer or investor advantages. Official securities materials separately recognize perpetual preferred shares as a distinct preferred-share category.

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