B! it’s the only answer that would make sense with the sentence
A counterculture<span> (also written </span>counter-culture<span>) is a subculture whose values and norms of behavior differ substantially from those of mainstream society, often in opposition to mainstream cultural mores. A </span>counter cultural<span> movement expresses the ethos and aspirations of a specific population during a well-</span>defined<span> era.</span><span />
(in the Vietnam War) the US policy of withdrawing its troops and transferring the responsibility and direction of the war effort to the government of South Vietnam.
I think Its false sorry If I'm wrong D:
Explanation: