Analyze the naming convention for a fatty acid with 22 carbons and 6 double bonds starting at carbons 4, 7, 10, 13, 16, and 19.

• A. 22:6 (delta 3, 6, 9, 12, 15, 18) docosahexaenoic acid
• B. 22:6 (omega 3, 6, 9, 12, 15, 18) docosahexaenoic acid
• C. 22:6 (omega 4, 7, 10, 13, 16, 19) docosahexaenoic acid
• D. 22:6 (delta 4, 7, 10, 13, 16, 19) docosahexaenoic acid

Answer: (D)