After the terrorist attacks of September 11, 2001, which U. S. governmental agency collected telephone call records of tens of millions of Americans without a court order?

A. National Security Agency
B. Department of Homeland
C. Security Central Intelligence
D. Agency Federal Bureau of Investigation

National Security Agency.

Explanation: After the terrorist attacks of September 11, 2001,

the Bush administration began a secret NSA program for the bulk collection of Americans' call records. This was done without a warrant.

answer; genetics;

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.