In which U.S.Census did the Census takers allow people to check two or more races for the very first time?

Question

In which U.S.Census did the Census takers allow people to check two or more races for the  very first time?

Quizplus · Accepted Answer

The U.S. Census takers allowed people to check two or more races for the very first time in the 2000 census. Prior to that, individuals had to choose only one race category to identify themselves on the census form. The 2000 census was the first time the option of selecting multiple races was available, allowing people to identify with more than one racial group.

In Which U