答案及解析：[单选题]这种做法有助于确保贫困学生不会因为自付学费而辍学。() A This practice has helped ensure that no needy students will drop out b

问题：

[单选题]这种做法有助于确保贫困学生不会因为自付学费而辍学。()
A
This practice has helped ensure that no needy students will drop out because of the self-pay tuition.
B
This practice has helped ensure that no needy students will drop out because they are unable to pay their own tuition.