Joseph McCarthy: a. successfully uncovered the communist infiltration of the federal government. b. was hailed as an American hero for his fight against communism. c. had the full support of the Senate during his anticommunist crusade. d. was an embarrassment to his party by 1954. e. successfully uncovered the communist infiltration of the U. S. army.

Answer is D. was an embarrassment to his party in 1954.

Explanation:

Joseph McCarthy is an american politician, which served as a senator for about ten years under republican party in United States.

He was known to be part of campaign in exposing the communists. But most of his accusations were done or made without any proper evidence.

In 1954, he raised accusation against Edward Rothschild who was a book binder, which eventually resulted to loss of his work.

And at the long run, it was discovered that most his activities were based on the influence of alcohol. It got to a stage that most of the people around him feared what his speech will be whenever he needed to deliver one.

And, he became friends with allies and this started presenting or giving bad names to other non-communists, by this, he became embarrassment to his party.

answer; researchers typically cannot control people's sexual behaviors as would be necessary in an experiment;

this statement is true.

forests are public goods, available for everybody. when usage of such a good becomes interesting for consumers and its usage increases, there can be a risk of overexploitation. it is a non rival good therefore, if one person consumes the good it does not reduce the availability for subsequent consumers.

these caracteristics require the establishment of measures in order to prevent the destruction of a commonly owned space, for example, to restrict the amount of people that have access to the same time.