I migrated to the U.S. 10 years ago. I planned to stay in the U.S. permanently, but was only allowed to stay temporarily. Eventually, my permission to stay in the U.S. expired, but I did not return to my come country. I am now categorized as

A. a documented noncitizen
B. a temporary citizen
C. a lawful permanent citizen
D. an undocumented noncitizen