【正确答案】 D

【答案解析】[解题思路] 本题测试的是文章的细节部分。
[详细解答] They felt society overlooked their needs．Therefore，they refused to do any duty that was required of them by society．They declared“Don't believe anyone over thirty”.，从此句中，我们不难看出他们拒绝与社会合作的原因正是因为他们认为社会忽视了他们需要。