188. In the figure below, two parallel and long wires carry electric currents passing through them. If the magnetic field at point $A$ is zero, which statement is correct? \begin{minipage}{0.35\textwidth} [Figure: Two parallel wires labeled (1) carrying current $I_1$ to the right, and (2) carrying current $I_2$ to the right, with point A between them.] \end{minipage} \begin{minipage}{0.6\textwidth} (1) $I_2$ is in the opposite direction to $I_1$ and smaller than it. (2) $I_2$ is in the opposite direction to $I_1$ and larger than it. (3) $I_2$ is in the same direction as $I_1$ and larger than it. (4) $I_2$ is in the same direction as $I_1$ and smaller than it. \end{minipage}
\textbf{188.} In the figure below, two parallel and long wires carry electric currents passing through them. If the magnetic field at point $A$ is zero, which statement is correct?
\begin{minipage}{0.35\textwidth}
\textit{[Figure: Two parallel wires labeled (1) carrying current $I_1$ to the right, and (2) carrying current $I_2$ to the right, with point A between them.]}
\end{minipage}
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\begin{minipage}{0.6\textwidth}
(1) $I_2$ is in the opposite direction to $I_1$ and smaller than it.\\
(2) $I_2$ is in the opposite direction to $I_1$ and larger than it.\\
(3) $I_2$ is in the same direction as $I_1$ and larger than it.\\
(4) $I_2$ is in the same direction as $I_1$ and smaller than it.
\end{minipage}