Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to review an individual transition plan (itp), autism spectrum disorder [title] Ensure that the itp begins early in the student's life for it to be effective. [substeps] They are complex and require significant time to teach, absorb and become effective for life after school. Many schools do not start them until the student is fifteen or sixteen years old. <sep> (A) This will require many subtests with lots of parts to write, problems and effective approaches to solving/analysing issues early. They may be approved by either your school, religious institutions such as abb must agree with the guidelines, not yours before that. (B) It is therefore very important that, in order to be effective for everyone, itp must start at the ten minute mark. Even if the student seems competent now in year time, this does not necessarily mean that they are not capable in years later. (C) Once the student has reached that age, their individuality changes greatly, and characterization is accelerated. [title] Have a mentor monitoring the patient's progress. (D) For students with asds, this often does not provide enough time. The itp process can begin at the age of thirteen, or earlier if need indicates that the need is present, and can follow through until the age of twenty one.
Output:
D