【单选题】
Regarding constructing a good encryption algorithm， what does creating an avalanche effect indicate？（）
A、Altering the key length causes the ciphertext to be completely different
B、Changing only a few bits of a ciphertext message causes the plain text to be completely different
C、Altering the key length causes the plain text to be completely different
D、Changing only a few bits of a plain-text message causes the ciphertext to be completely different
查看正确答案
B、Add the following code to the Web.release.config file.
C、Add the following code to the Web.config file：
D、Add the following code to the Web.release.config file.
