非经营性建设项目实行投资包干责任制的，国家财政性资金投资形成的包干节余，（）作为建设单位的留用。
A. 30%
B. 20%
C 50%
D. 40%
“进入壁垒”是( )模型中的一个。
A. 波特五力
B. 5Ps
C. 死亡概率
D. 风险量化
Which of the following is true according to the passage
A. Environmentalists were blamed for anti-science in an essay.
B. Politicians are not subject to the labeling of anti-science.
C. The "more enlightened" tend to tag others as anti-science.
D. Tagging environmentalists as "anti-science" is justifiable.
根据《民事诉讼法》的规定，债权人请求债务人给付金钱和有价证券，如果债权人和债务人没有其他债务纠纷的，可以向有管辖权的人民法院申请( )。
A. 强制执行
B. 诉讼
C. 支付令
D. 破产
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