Answer:
B (Emergency quota act)
Explanation:
I am not well fared with the other points, however, the act of 1921 is connected to the fear of increased immigration and radicalism in congress.
<span>One of the best known covert actions of the Central Intelligence Agency (CIA) was its role in the 1953 overthrow of the Iranian government headed by Mohammed Mossadegh and the subsequent installation of the Shah in to power. While it is true that the coup was successful in large part due to CIA money, materials and strategy, it is also true that the CIA did not act alone.</span>