Question $8$

Which of the following is the correct technique for representing a one$-$to$-$many binary relationship in the relational model?

The primary key of the entity on the one side $($parent$)$ is placed into the table representing the entity on the many side $($child$).$

The primary key of either entity $($parent or child$)$ can be placed into the table representing the other entity $($child or parent$).$

The primary key of the entity on the many side $($child$)$ is placed into the table representing the entity on the one side $($parent$).$