Before you start your application, what’s the first thing you have to do?

Before you start your application, what’s the first thing you have to do?
A.making a careful plan about how to find the best schools that suit your needs
B.submitting an application for admission　
C.submitting a Curriculum Vista and a Personal Statement or Statement of Purpose　
D.seeking advices from an experienced counselor form a registered studying abroad agency
正确答案：making a careful plan about how to find the best schools that suit your needs