单项选择题
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. layers B. subforms C. framesets D. style sheets
单项选择题 Krstinhascreatedapageinthevideosapplication.whichoneofthefollowingstatementsaboutpagesisnottrue?（）
单项选择题 Whichoneofthefollowing@Functiontoall"response"and"responsetoresponse"documentsofparentdocuments?（）
单项选择题 whichoneofthefollowingshouldmariadotodisplaythereleasedateinatextcolumn?（）
