阅读理解。阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。
For ten years Jo Eddings felt that she had been banging her head against a brick wall. “I can’t describe my frustration. I felt so helpless,” she says. “What I wanted was the help with my very bright daughter who had a problem with language.” She was slow to learn to talk and at 9 her reading and writing were still poor.
