A distribution of test scores can be described as N(77, 8). If the distribution is represented as X, which of the following answer choices would be equivalent to P(X \textless{} 65)? 
选项为:A:P(X\textgreater65)  B:P(X\textgreater85)  C:P(65\textless X\textgreater89)  D:1-P(X\textgreater89)  E:P(X\textgreater89)  请回答其中一个选项.