On a form, what type of control provides a drop-down menu displaying a list of options from which the user can choose a single value?

Headers and footers CANNOT be inserted into a chart sheet

Indicate whether the statement is true or false.

Block-level elements like paragraphs or headings or lists follow the structure of the _________ in which the content is enclosed within a series of concentric boxes.?

Fill in the blank(s) with the appropriate word(s).