<prompt> Which of the following statements about Recommended Dietary Allowances RDA is trueRDA is statistically defined as two standard detions SD above Estimated Average Requirement EARRDA is defined as being equal to the Estimated Average Requirement EARRDA is defined as being equal to Adequate Intake AIRDA is defined as the recommended minimum requirement  <response>: A i.e. RDA is statistically defined as two standard detions SD above Estimated Average Requirement EAR 