$9.(5$ pts$.)$ The following chart shows the price of the Canadian dollar $($blue line$)$ and two moving averages: a $30-$day average $($the red line$)$ and a $100-$day average $($the green line$).$ Use the moving$-$ average crossover rule to identify times in which a trader could have benefitted from taking a short or a long position in the futures market between March $2017$ and March $2020.$ Explain when you should have taken a long position in CAD futures, when you should have taken a short position in CAD futures and why.