参考答案

正确答案：C
解析：对话中女士提到“I began taking voice lessons in high school． When I was twenty, I came to New York on a scholarship and studied in the Righting-heart Institute.”，在高中她就开始上声乐课，二十岁时到纽约音 乐学院学习。因此，[C] 选项正确。