Answer:
mga bûbû di marunong gàgö
<span>"C. progressivism" would be the term that best described the above. This came mostly from the fact that factory conditions were increasingly dangerous. </span>
the last option is the correct option.
<span>America was part of the lend-lease act where the United States had to supply the United Kingdom, China, the Soviet Union, and other Allied nations with war materials between 1941-1945.</span>USA did not want to get involve in the early stages of WWII and only got involved after they were attacked.
I believe the answer is: scarcity and opportunity costs
A concert tend to happen on unpredicatble time, which make it considered to be scarce among fans. When we are forced to choose between going to concert or study, we would be forced to weigh the opportunity cost that arise when we sacrifice a certain option to pursue another, and choose the activity that give us the most benefit.