Which of the following was not an example of america's containment policy?
a. marshall plan
b. mccarran internal security act
c. truman doctrine
d. establishment of nato

a. because the u.s. was the leading with the most technology, economy, etc. also was teamed with other allies witch boosted the economy and materials to improve technology and use it.

b.

explanation:

he is racist

"oh, lets coppy china and build a great wall around bla bla bla.that way,we wont lose out to other countries." in the end, he did not build anything