1) To my mind the correct option is letter (B).
2) I think that the verse “"Where tireless striving stretches its arms towards perfection “supports the previous answer. The author conveys the idea of working hard to achieve people goals and if it is possible to reach perfection.
Answer is D, "<span>It connotes the youthful naivete of these soldiers."</span>
They all contributed to computer usage by developing operating systems and software that made personal computers possible.
Bill Gates made microsoft, Paul Allen founded microsoft, and Steve Wozniak and Jobs both cofounded Apple.