(单选题)引用文件 "time.inc" 的正确方法是( )。
选项:
A:
<?php include_file("time.inc"); ?>
B:
<!--include file="time.inc"-->
C:
<?php require("time.inc"); ?>
D:
<% include file="time.inc" %>
<?php require("time.inc"); ?>
D:<% include file="time.inc" %>
-->