A horizontal overhead power line carries a current of $90A$ in east to west direction . What is the direction of the magnetic field due to current $1.5 m$ below the line .

Question

$\begin{array}{1 1} \text{Perpendicular , outwards to the plane of paper} \\ \text{Perpendicular inwards to the plane of paper} \\ \text{parallel along the surface to the right of the plane of the paper } \\ \text{along the surface of the paper to the left side }\end{array} $