A rectangular loop carrying a current is situated near a long straight wire as shown. If a current $i$ now starts flowing through the wire, the loop will

Question

 

$\begin {array} {1 1} (a)\;Move \: away \: from\: the\: wire & \quad (b)\;Move\: towards\: the\: wire \\ (c)\;Rotate\: about \: an \: axis\: parallel\: to\: the\: wire & \quad (d)\;Remain \: stationary \end {array}$