Complete the following sentences by filling the blanks.Basically a response essay consists of two parts：summary and response.The more important part is（）， which is about two-thirds of the total length.

Complete the following sentences by filling the blanks.Basically a response essay consists of two parts：summary and response.The more important part is（）， which is about two-thirds of the total length.
A.two-thirds
B.response
C.summary
正确答案：response