政府依法行政是贯彻依法治国方略、提高行政管理水平的基本要求。下列选项符合依法行政要求的是（）。①人民法院依照相关法律法规审理企业破产清算案件

②发改委对企业合谋操纵产品价格的垄断行为作出处罚

③人大常委会制定企业安全生产流程与劳动保护规章制度

④环保部督促地方政府取缔被国家列入淘汰范围的高污染生产企业

A.①②

B.①③

C.②④

D.③④

There and then he calculated what force from the earth would hold the moon, and compared it with the known force of gravity at tree height. The forces agreed; Newton says laconically, "I found the answer pretty nearly." Yet they agreed only nearly: the likeness and the approximation go together, for no likeness is exact. In Newton’s science modern science is full grown.