Which of the following can best explain the word “indispensable” in Paragraph 5?

瓦茨那里有抱负又有远见的年轻人谈论的是走出去创业。他们正是那样做的。有才能的年轻人成群结队地离开瓦茨。他们共同拥有的一个本领就是逃离这个贫民窟。

美国人做的比看电视更多的事情只有工作和睡觉。

那种认为艺术应该与政治脱钩的观点本身就是一种政治态度。

鱼露出水面，闪动着身子在线的另一端挣扎。他紧紧地将鱼攥在手里，把鱼钩从嘴里取出来。

当这个富足的国家没有孩子饿着肚子上床时，我可能会乐于回去教书。

这一解决方式的弊端在于它已不再广泛适用。

I knew that I would not be content to simply end my educational career with high school and enter the working world.

I also knew that I wanted to become a more diversified person, and that a college education was the best means to attain that end.

Why did you decide to have higher education?

Up to that point in my life, I had always claimed that I wanted to attend college, but didn’t realize why until my high school career drew to a close.