某班同学在学习了“关于世界观的学说”这一框题知识后，针对哲学与世界观和方法论的关系，展开了激烈讨论。下面是各组同学的观点。

第一组：我有世界观，所以我是哲学家

第二组：哲学是关于世界观的科学

第三组：哲学也包括方法论

请你根据所学知识，评价各组同学的观点。

﹣2015的绝对值是（　　）

    Hello, my name is Gina. John, Anna and I are good friends. We are in the same grade (年级). But they are in Class Five and I am in Class Three. We get up at 7:00 and go to school at 7:30. In the morning we have four lessons. We have English every morning. John and Anna have English at 10:00 in the morning and I have it at 11:00. English is my favorite subject. Math is their favorite. And we all like P.E.

    In the afternoon, we have three lessons. At 2:30 we have the art lesson in the same classroom. After school we often play soccer. We all like soccer. Sometimes (有时) we watch TV at my house. We don't play any computer games.

根据短文内容，选择正确答案。