The vector \(\textbf{i}\) represents 1 mile per hour east, and the vector \(\textbf{j}\) represents 1 mile per hour north. Maria is jogging south at 12 miles per hour. One of the following vectors represents Maria's velocity, in miles per hour. Which one?

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Since \(\textbf{j}\) represents 1 mile per hour north, \(-\textbf{j}\) will represent 1 mile per hour south.