During the Red Scare the federal government rounded up and jailed thousands of
aliens suspected of being Communists
women fighting for suffrage
Ohio State fans on the day of the Michigan game
Chinese immigrants

Correct answer is Chinese immigrants .

Explanation:

First option is a complete nonsense as of course there is no scientific proof that aliens exist.

Second option is not correct as suffrage movement was not a problem for federal authorities, especially in this period.

Third option is also not correct, as this event had nothing to do with Red Scare.

Last option is correct as after the establishment of People's Republic of China, people from China, especially students who came to US in that period.

sir thomas more, venerated in the catholic church as saint thomas more, was an english lawyer, social philosopher, author, statesman, and noted renaissance humanist. he was also a councillor to henry viii, and lord high chancellor of england from october 1529 to 16 may 1532.

d. it adversely affected american productivity