Which of the following tables correctly matches the given zones of a candle flame with their respective characteristics?

• A.      Zone Characteristic i Innermost  Least hot and black ii Luminous Moderately hot and yellow
• B.       Zone Characteristic i Outermost  Hottest and black ii Luminous Least hot and blue
• C.       Zone Characteristic i Non-luminous Least hot and blue ii Innermost      Hottest and black
• D.       Zone Characteristic i Non-luminous Moderately hot and yellow ii Outermost Least hot and black