Answer
B.
Work Step by Step
A. is not true for all micronutrients, which is also the case for C. D. is wrong since, as essential elements, they are absolutely required for plant growth and development.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.