nadia would like to position overlapping blocks of content on a form in the video application. she wants the flexibility to control the size and content of the information. which one of the following should nadia use when creating her form?（）

A.pages are design elements
B.Pages can be full-text indexed 
C.pages  can be referenced by outlines or frames  
D.pages  can include text,graphics ,applets,and links

A.@Responses      
B.@AllChildren    
C.@AllResponses  
D.@AllDescendants 

A.used the number and time format options 
B.used the @date to text functions to convert time to text 
C.concatenated the date types using mathematical operators 
D.used the @text functions to convert time and number data to text in text columns