Consider the following bonds: $.$ Which of the bonds $A$ to $D$ is most sensitive to a $1\%$ drop in interest rates from $6\mathrm{.}5\%$ to $5\mathrm{.}5\%?$ Which bond is least sensitive$?$

Bond $$ is the most sensitive$.($Select from the drop$-$down menu.$)$

Bond $$ is the least sensitive$.($Select from the drop$-$down menu.$)$

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