Which ensures that a JSP response is of type "text/plain"?

Which ensures that a JSP response is of type “text/plain”?

A.
<%@ page mimeType=”text/plain” %>

B.
<%@ page contentType=”text/plain” %>

C.
<%@ page pageEncoding=”text/plain” %>

D.
<%@ page contentEncoding=”text/plain” %>

E.
<% response.setEncoding(“text/plain”); %>

F.
<% response.setMimeType(“text/plain”); %>

Explanation: