Construct a one-year bar chart of the front continuous NYMEX crude futures contract for 1999. Isolate or zoom in on the period from April 1999 until August 1999, and draw both an uptrend trendline by connecting a series of higher lows and a downtrend trendline by connecting a series of lower highs. Additionally, using the Mouse Pick function, select the bar with the highest high in the chart and the lowest low, and compare the percentage change in price.

After you have created the chart, it will appear as follows: