What Is the Purpose of Using Dietary Folate Equivalents to Report

What is the purpose of using dietary folate equivalents to report folate intake from all sources?

A) To account for the fact that naturally-occurring folate is more bioavailable that synthetic folic acid.
B) To account for the fact that synthetic folic acid is more bioavailable that naturally-occurring folate.
C) To account for the fact that synthetic folic acid is more bioavailable from supplements than fortified food.
D) To account for the fact that fortified foods contain only the synthetic folic acid.