Suppose now the server sends the following HTTP response message the client: HTTP $/1\mathrm{.}0200$ OK Date: Wed, $09$ Sep $202023$: $46$: $21+0000$ Server: Apache$/2\mathrm{.}2\mathrm{.}3($Centos$)$ Last$-$Modified: Wed, $09$ Sep $202023$:$51$:$41+0000$ ETag: $17$ dc $6-$a $5$ c$-$bf $716880.$ Content$-$Length: $418$ Connection: Close Content$-$type: image$/$html $-$ Is the response message using HTTP $1\mathrm{.}0$ or HTTP $1\mathrm{.}1?-$ How big is the document in bytes? $-$ Is the connection persistent or nonpersistent? $-$ What is the type of file being sent by the server in response?