Answer :
In 1973, the percentage of Americans who thought sending troops was a mistake was 69%. This means that out of the options provided, the correct choice is:
69%
During that time, a majority of the American population believed that sending troops was a mistake. This sentiment was largely influenced by the ongoing conflict in Vietnam and the growing opposition to the war. The percentage indicates a significant portion of the population expressing disapproval of the military involvement.
Understanding historical perspectives and public opinion on military actions is important to grasp the broader context of decision-making and societal attitudes towards war and conflicts.
