观察如图的漫画，漫画中人物的言行说明了（    ）

部分“风水从业者”通过自我神化包装，以“风水大师”、风水机构为名，借由淘宝网等互联网交易平台高价兜售“灵符”等风水吉祥物，赚取高额利润，一些骗局虽然十分低级，但受骗者数以万计。出现这种情况，主要是因为（   ）。

①文化市场的自发性弊端          

②通俗文化具有极强的迷惑性  

③政府未能弘扬科学，取缔迷信活动 

④部分群众信仰缺失，寻求精神寄托 

如图所示，质量均为1kg的两个物体A，B放在水平地面上相距9m，它们与水平地面的动摩擦因数均为μ=0.2．现使它们分别以大小v_A=6m/s和v_B=2m/s的初速度同时相向滑行，不计物体的大小，取g=10m/s²．则（   ）

阅读短文, 选择正确的答案。

    Yesterday was Saturday. I visited my aunt with my mother. She was from the USA and came to Beijing last week. She was very happy to see us. My mother said she was thin ten years ago, but now she is fatter. My aunt said I am taller and stronger now. We made a cake together. It was delicious. We were happy.