Which of the following is/are true under the "Right to The Right Of Children To Free And Compulsory Education Act" (RCFCE Act - 2009)?

(I) It enforces education as a Fundamental Right under Article 21A of the Indian Constitution. 

(II) The minimum number of working hours per week for the teacher is 45 hours including preparation hours.

(III) It encourages not to deploy teachers in non-academic work except elections, population census, and disaster relief duties.