Defininetly b as he is reinforcing a positive action to help him remember rather than a negative one which usually causes one to stumble.
In the 1920s, new products made household chores easier and gave people more free time. Products that used to be too expensive became affordable. New types of loans allowed every family to spend more than they had. The loans let them buy things in stores now and pay for them later.
the black death by far. wiped out an estimated 60% of Europe not including the famine or climate change
Answer:
because he did great things
Explanation:
Iwo Jima - although not strictly a stepping stone it gave the US an airbase that was reasonably far forward and at the same time deprived the Japanese of an airbase allowing bombing raids on mainland Japan to proceed with less interference.