The is an advanced data definition language that is used to describe the structure (elements, data types, relationship types, ranges, and default values) of xml data documents.

Which demographic challenge is europe currently experiencing? a. an aging and decreasing population b. a baby boomc. an unequal distribution between males and females d. a large group of teenagers moving through the school system(i chose a but i'm unsure)

In microsoft word, when you highlight existing text you want to replace, you're in              a.  advanced mode.    b.  automatic mode.    c.  basic mode.    d.  typeover mode

How can you make your column headings stand out?