D. The end of the cold war
Because they was a possibility that their family member would not return.
Vietnam become a single communist nation through the leadership and influence of Who Chi Minh. He embraced communism and he got support from China and Soviet Union to fight the French regime.
Hope this helps you! Brainliest? :)
They needed to hunt,in order for them to survive they needed food and a way to defend them self from danger. so it would be ether hunt or weapons
"A<span>s a refueling station for U.S. ships traveling to the Philippines" would be the best option from the list since Guam was only captured in the 20th century, which put the US into two world wars with reach into the Pacific.</span>