mary would like to display a collapsed section on her video catalog form, she has created a section buy when she display the form in the client the section always opens expanded. whichone of the following should mary do to collapse the section?（） A:  nothing. Sections always open expanded  B:  modify the section default properties to collapsed  C:  modify the form propenties to display all sections collapsed  D:  modify the section opened for reading property to auto-collapse