Question

concentration camps built by nazis in 1933 initially held
jehovahs witnesses.
roma people.
prisoners of war.
political prisoners.

Explanation:

The Nazi concentration camps established in 1933 initially held political prisoners. These were people who opposed the Nazi regime, such as communists, social democrats, and other political opponents. Jehovah's Witnesses, Roma people, and prisoners of war were targeted later or in different contexts, while the initial focus was on political dissenters.

Answer:

D. political prisoners (assuming the options are labeled A - D with D being "political prisoners")