Which of the following did Carter do in his attempt to free the Americans taken hostage by Iran?

Carter convinced allies of the USA to boycott Iranian supplies.

Explanation:

Jimmy Carter told USA allies to boycott Iranian supplies, like oil, gas and more.

Hope this helps you out!

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity