Study the table given below:
\[
\begin{array}{|l|l|}
\hline
\textbf{Contraceptive/Contraceptive Method} & \textbf{Mode of Action} \\
\hline
\text{A. The pill} & \text{III. Inhibits ovulation} \\
\text{B. Condom} & \text{I. Prevent sperm reaching cervix} \\
\text{C. Vasectomy} & \text{IV. Semen contains no sperm} \\
\text{D. Copper-T} & \text{II. Prevent implantation} \\
\hline
\end{array}
\]
Select the option where contraceptive/contraceptive method are correctly matched with their mode of action.