Statement $1$: Overfitting of data causes the regression output to perform badly for out$-$of$-$sample data.

Statement $2$: Overfitting of data leads the regression function to fit the in$-$sample data too closely and not give the bigger picture about the character of relationship between the variables.

Statements $1$ and $2$ are both false.

Statements $1$ and $2$ are both true and Statement $1$ is not the result of Statement $2.$

Statement $1$ is false, statement $2$ is true.

Statements $1$ and $2$ are both true and Statement $1$ is the result of Statement $2.$

Statement $1$ is true, statement $2$ is false.