Lawrence State Bank has Tier $1$ capital to risk weighted assets of $7\mathrm{.}75\%,$total capital $($Tier $1$ &$2)$to risk weighted assets of $9\mathrm{.}75\%,$common equity to risk weighted asets of $6\mathrm{.}45\%,$ and a Tier $1$ capital$$to total assets ratio of $4\mathrm{.}95\%.$What type of bank is this under the new or updated U$.$S$.$Prompt Corrective Action $($PCA$)$standards$?$

Sound bank category

Well capitalized

Adequately capitalized

Undercapitalized

Significantly undercapitalized