What is the correct syntax for inserting a dynamic title tag into the header of your page from within an ERB view template?
<% tield :head do %> <title>My page title</title> <% end %>
<% render :head do %> <title>My page title</title> <% end %>
<% content_for :head do %> <title>My page title</title> <% end %>
<% render "shared/head, locals: {title: "My page title"} %>