Which directive of Cache Control Header of HTTP response indicates that resource is cachable by only client and server, no intermediary can cache the resource?

Which directive of Cache Control Header of HTTP response indicates tha

1.	Which directive of Cache Control Header of HTTP response indicates that resource is cachable by only client and server, no intermediary can cache the resource?
Answer» Private directive indicates that resource is cachable by only client and server, no intermediary can cache the resource.