Highlight dropdown if 'research', 'resources', or 'in the news' is selected

app/views/layouts/_nav.html.erb

@@ -16,7 +16,7 @@
           </ul>
         </li>
         <li class="nav-item dropdown">
-          <a class="nav-link dropdown-toggle <%= link_highlight(paths: [ resource_index_path])  %> " href="#" id="navbarDropdown" role="button" data-bs-toggle="dropdown" aria-expanded="false">
+          <a class="nav-link dropdown-toggle <%= link_highlight(paths: [ in_the_news_index_path, research_index_path, resource_index_path])  %> " href="#" id="navbarDropdown" role="button" data-bs-toggle="dropdown" aria-expanded="false">
             Research & Resources
           </a>
           <ul class="dropdown-menu" aria-labelledby="navbarDropdown">