Answer:
hey so i would say the answer is A. Bipdalism
Explanation:
bipdalism (bipedalism??) is more about human evolution and is being two-footed, like using your two feet to stand and walk around.
huts, bow and arrow, and fire can be considered to be technology. you can live in a hut for shelter, use bow and arrow to hunt, and fire for all kinds of things (cooking, warmth, protection)
Answer:
B. decreased Cold War tensions because people felt safe from nuclear attack on their homelands
Explanation:
"The war is won," he said in December 1945, "but the peace is not." The development of the atomic bomb and the subsequent arms race between the United States and the Soviet Union ushered in a new conflict: the Cold War. Einstein feared this battle would end with the destruction of civilization.
The correct answer is B) Cuban independence was assured.
The Spanish-American War was one in which the United States got involved in helping Cuba become free from Spanish control. The United States ended up winning this war, helping Cuba become free from Spanish control. Along with this, the US gained the Philippines, Guam, and Puerto Rico from this deal. This helped to start the beginning of the American Empire.
Mainly through better advancement in technology and our understanding of engineering. What with us going from living in caves to making wooden homes to now living in steel and concrete.
