*5 QUESTIONS*
· The question to be asked is, why did the pattern(s) occur or not occur?
· What occurred beginning in 2005 that increased the price of oil and why did it continue to increase until 2008?
· What occurred beginning in 2009 that increased the price of oil and why did it continue to increase until 2012?
· What occurred beginning in 2013 that decreased the price of oil and why did it continue to decrease until 2017?
· What occurred beginning in 2020 that increased the price of oil?(oil fluctuations during the Covid-19 pandemic)