如图所示，电源电压保持不变，闭合开关S，滑片P向a端滑行时，则（　　）

从所给的四个选项中选出最佳答案，将其序号填入题前括号内。

    A young man 1 himself in Japan with only enough money to buy the ticket for his 2 back home. As he knew that it would take him only two days to 3 home, he decided that he could easily spend the time 4food. So he bought a ticket and 5 the ship. The man 6his ears to the sound of the lunch bell. When dinner 7 came, he didn't go to the dining room, 8 that he was not feeling well. The next morning he still didn't have breakfast and at lunch time he again 9 in his room. But at dinner time he was so hungry that he went to the dining room and 10 everything the waiter put in front of him. “Bring me the bill,” he said. “The bill, sir?” said the waiter in surprise. “There isn't any bill. On our ship meals are included in the money for the ticket.”

2010年4月2日，姚明入股的北京合众思壮科技股份有限公司（以下简称合众思壮）在中小板正式上市。根据合众思壮招股书显示，姚明在2007年12月18日签订《股权转让协议》时的认缴出资额是37．5万元，姚明在短短两年间，投资收益率高达近百倍。姚明的投资收益属于
①合法的劳动收入                         ②合法的非劳动收人
③按技术要素获得的收人                    ④按资本要素获得的收入

这次慈善义演的目的就是为贫困学生筹款。

阅读材料，回答问题。

材料一：近年来，我国在政权建设、经济发展、社会治安、计划生育、精神文明、宗教信仰和民族团结等方面，都制定了相应的法律、法规。如果没有这些法律法规，国家承担的各项职责就难以实施，社会也就会陷入混乱。

材料二：2016年10月30日央广网消息，第三届“法治中国论坛”在京举行，中国社科院法学所副所长莫纪宏认为，只有让法治思维走进现实，使领导干部和广大人民群众在依法治国的进程中能够逐步养成一种良好的法治思维，才能够真正推进各项事业的发展，才能够为全面依法治国助力。