According to NASA GISS measurements the years 2005 and 2010

According to NASA GISS measurements, the years 2005 and 2010 are tied for the warmest years in the instrumental record dating back over 100 years. Refer to figure 3.7 and explain what role the sun played in setting these records. The sun played little to no role. According to the figure, solar activity was near record lows so the atmosphere would likely have cooled if the sun were responsible for climate change. The sun played a large role. According to the figure, solar activity was at record highs so the atmosphere would likely have cooled if the sun were responsible for climate change Both A and B are correct.

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