updating option naming steps wording

keeping in alignment with wording updates in #2395

html-aam/index.html

@@ -16219,16 +16219,22 @@ <h4>`fieldset` Element Accessible Name Computation</h4>
           <h4>`option` Element Accessible Name Computation</h4>
           <ol>
             <li>
-              If the `option` element has an <a data-cite="wai-aria-1.2/#aria-label">`aria-label`</a> or an <a data-cite="wai-aria-1.2/#aria-labelledby">`aria-labelledby`</a> attribute the
+              If the `option` element has an <a data-cite="wai-aria-1.2/#aria-label">`aria-label`</a> 
+              or an <a data-cite="wai-aria-1.2/#aria-labelledby">`aria-labelledby`</a> attribute the
               <a data-cite="accname-1.2/#dfn-accessible-name">accessible name</a> is to be calculated using the algorithm defined in
               <a href="" class="accname">Accessible Name and Description: Computation and API Mappings</a>.
             </li>
             <li>
-              If the <a data-cite="accname-1.2/#dfn-accessible-name">accessible name</a> is still empty, then: use the value of the `option` element's `label` attribute.
+              If the <a data-cite="accname-1.2/#dfn-accessible-name">accessible name</a> is still empty: use the value of the `option` element's `label` attribute.
             </li>
-            <li>Otherwise if no `label` attribute is specified use the `option` element subtree.</li>
-            <li>Otherwise use `title` attribute.</li>
-            <li>If none of the above yield a usable text string there is no <a data-cite="accname-1.2/#dfn-accessible-name">accessible name</a>.</li>
+            <li>
+              If no `label` attribute is specified, or its value is the empty string: use the <a data-cite="accname-1.2/#mapping_additional_nd_te">text equivalent computation</a> of the `option` element's subtree.
+            </li>
+            <li>
+              Otherwise:
+              use the value of the element's `title` attribute.
+            </li>
+            <li>If none of the above yield a usable text string there is no <a data-cite="accname-1.2/#dfn-accessible-name">accessible name</a>.</li
           </ol>
           <p class="note">
             An `option` element's `label` attribute will override the rendering of an `option` element's author defined descendents. Instead, the