Identify the odd one out.

Select the hormonal $\text{IUD}$.

In vasectomy,initially,what is the first step performed?

Choose the correct option for $A, B, C$ and $D$.

Oral contraceptive pills are taken daily for a period of $...$ days. After a gap of $...$ days,this process is repeated until the woman desires to prevent conception.

What does the oral contraceptive pill taken by females contain in its composition?