Question

one reform khrushchev instituted was to
o eliminate the secret police.
o limit censorship to the media.
o allow political prisoners to be freed.
o open the country to foreign visitors.

Explanation:

Under Khrushchev, one of the reforms was to allow the release of political prisoners as part of his de - Stalinization efforts. He did not eliminate the secret police, censorship was not just limited to the media in the way described, and opening the country to foreign visitors was not a main reform associated with him in the same way as freeing political prisoners.

Answer:

allow political prisoners to be freed.