What is the correct abbreviation for linolenic acid ?

Linolenic acid is abundant in:</p></p>

Which of the following statements are TRUE？ A: DHA maintains normal vision and promotes brain development of infants B: Linoleic acid and arachidonic acid mainly come from vegetable oil C: Linoleic acid and arachidonic acid regulate blood lipids, participate in phospholipid formation, promote growth, development and pregnancy D: α linolenic acid is the source of EPA and DHA