Answer:
D. It convinced American leaders that they would need to invest more heavily in scientific training and research.
Answer:
the first one. it did not strength the feudal system, and the land didn't become overcrowded (people died) and food and prices did not soar.
Pachacuti<span> Inca </span>Yupanqui or can also be called <span> </span>Pachacutec<span>, Inca emperor, an empire builder and a poet/author to the Sacred hymns of the Situa. He also showed his talent when the Chankas came to battle, Pachacuti rallied his army and defeated them</span><span />