In a region $10^{19}$ a particles and $10^{19}$ protons move to the left, while $10^{19}$ electrons move to the right per second. Find the total charge.

Question

$\begin{array}{1 1}(A)\;6.4\;c \\(B)\;8.9\;c \\(C)\;1.4\;c \\(D)\;9.8\;c \end{array} $