Threateningly
We can tell that because the dogs are huddled together in fear, there's some sort of danger. Also the snarling suggests they are under caution or going on defense from some danger; they feel threatened.
I believe your answer is B.
You end a sentence with a period (.)
<h3><u>Format of Notice:-</u></h3>
![\huge\begin{gathered}\tiny\begin{gathered}\begin{gathered} \tiny\boxed{\begin{array}{cc} \\ \sf{ N{a}me\:of\:the\:Institution / Organization}\\\sf{\dots NOTICE \dots}\\\\\sf{Date : Date/Month/Year } \\ \\ \sf{ Main \: Body } \\ \\\sf{\dots Heading\dots}\\ \sf[Body/Content]\\\\\sf{Signature} \\ \sf{N{a}me} \\ \sf{ Designation}\end{array}}\end{gathered} \end{gathered}\end{gathered}](https://tex.z-dn.net/?f=%20%5Chuge%5Cbegin%7Bgathered%7D%5Ctiny%5Cbegin%7Bgathered%7D%5Cbegin%7Bgathered%7D%20%5Ctiny%5Cboxed%7B%5Cbegin%7Barray%7D%7Bcc%7D%20%5C%5C%20%5Csf%7B%20N%7Ba%7Dme%5C%3Aof%5C%3Athe%5C%3AInstitution%20%2F%20Organization%7D%5C%5C%5Csf%7B%5Cdots%20NOTICE%20%5Cdots%7D%5C%5C%5C%5C%5Csf%7BDate%20%3A%20Date%2FMonth%2FYear%20%7D%20%5C%5C%20%5C%5C%20%5Csf%7B%20Main%20%5C%3A%20Body%20%7D%20%5C%5C%20%5C%5C%5Csf%7B%5Cdots%20Heading%5Cdots%7D%5C%5C%20%5Csf%5BBody%2FContent%5D%5C%5C%5C%5C%5Csf%7BSignature%7D%20%5C%5C%20%5Csf%7BN%7Ba%7Dme%7D%20%5C%5C%20%5Csf%7B%20Designation%7D%5Cend%7Barray%7D%7D%5Cend%7Bgathered%7D%20%5Cend%7Bgathered%7D%5Cend%7Bgathered%7D%20)

