When replying to a successful POST request your RESTful service should return:$1.$Http $200($success$)$ with a link for newly created element in the body of the message$\mathrm{.}2.$Http $200($success$)$ with Location header set to the link for newly created element$\mathrm{.}3.$Http $201($created$)$ with a link for newly created element in the body of themessage$\mathrm{.}4.$ Http $201($created$)$ with Location header set to the link for newly created element.