小申尝试使用Python编程语言,对自己所在年级的某次月考成绩进行数据处理,下图是部分数据集。他发现该数据集中存在数据重复的现象,执行下列选项中的操作后可实现去重的是()
A.df.drop_duplicates(subset=['Math_Score'],keep='first',inplace=False)
B.df.drop_duplicates(subset=['Name'],keep='first',inplace=False)
C.df.drop_duplicates(subset=['Chinse_Score'],keep='first',inplace=False)
D.df.drop_duplicates(subset=['Student_Number'],keep='first',inplace=False)