Answer:
other nations could not deliver goods to the colonies.
Explanation:
Nguyen Van Thieu's order for his troops to abandon the Central Highlands and invade North Vietnam was a disaster. Thus the option 3rd is correct.
<h3>Who was Nguyen Van Thieu?</h3>
Nguyen Van Thieu was the president of the South Vietnam who led the Vietnam war. He was also the military officer and was also the general in the Vietnam army.
It was disastrous to order to leave the troops in the Central highlands and invasion of the North Vietnam. Thus the former president led the war of the Vietnam.
Thus the option 3rd is correct.
Learn more about the Vietnam here:
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In 1834, the federal government had passed an act that designated the entire Great Plains as one enormous reservation, or land set aside for Native American tribes. In the 1850s, however, the government changed its policy and created treaties that defined specific boundaries for each tribe. Most Native Americans spurned the government treaties and continued to hunt on their traditional lands clashing with settlers and miners, with tragic results.
The government’s continuous changing of American Indian policy caused mistrust.

The correct answer is Option C) He needed to cut government expenditure to balance the budget.
Coolidge refused aid to the Mississippi flood victims because he wanted to cut government expenditue to balance the budget.
Calvin Coolidge was a United States vice president who became the President after the sudden death of Warren Harding in 1929.
At the time, the country has still immersed in the Great Depression and due to poor finances the government could not help the Mississippi flood victims.