B
any other 后面接单数名词(student)
下面几句是一个意思：
Jack is talller than any other student in his class.
Jack is talller than the other students in his class.
Jack is talller than all the other students in his class.
Nobody in Jack's class is taller than him.
Jack is the tallest in his class.
希望我的回答能够帮到你,