I assume you mean a simile. A simile is a comparison made by using the words like or as: "Her hair was as gold as a lion's mane", "His beard was like tiny wires brushing her skin."
When asking a question, it's good to provide as much information as possible. If you can provide the paragraph in question, I can edit the answer to address your specific question.
Answer:
I believe the answer is B
Why? well more people with disabilities especially deaf children were being more commonly accepted into regular schools for the sake of their education after the Rehabilitation act was passed in 1973.
I hope this helps! :)