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Hi sirs and ma’ams, im a student and i need help on my thesis, i am currently creating a program that you can add users, one of the user students. i want to add a dropdown that have a 3 levels of users, the head teacher, teacher and student, when i select the student on the dropdown another drop down pops up that the values are grade 1, grade 2, grade 3, 5 and 6 if i select a grade level a third drop down will pop up that has a value of section 1, section 2 and section 3, but when i select back the teacher and head teacher, the grade level dropdown and section will hide, i think this is a javascript, and i really don’t know how. can anyone help me ? Thanks in advance