Which security should sell at a greater price?

a$.$ A $9-$year Treasury bond with a $9\mathrm{.}25\%$ coupon rate or a $9-$year Treasury bond with a $10\mathrm{.}25\%$ coupon.

A $9-$year Treasury bond with a $10\mathrm{.}25\%$ coupon

A $9-$year Treasury bond with a $9\mathrm{.}25\%$ coupon rate

b$.$ A two$-$month expiration call option with an exercise price of $$41$ or a two$-$month call on the same stock with an exercise price of

$$36.$

A two$-$month call on the same stock with an exercise price of $$36$

A two$-$month expiration call option with an exercise price of $$41$

c$.$ A put option on a stock selling at $$51$ or a put option on another stock selling at $$61.($All other relevant features of the stocks and

options are assumed to be identical.$)$

A put option on another stock selling at $$61$

A put option on a stock selling at $$51$