3 ways to set the template for a block

3 Ways we have mentioned but wrote title as 2 ways so updated here.

Author: gauravjain02

src/guides/v2.3/frontend-dev-guide/layouts/xml-manage.md

@@ -356,13 +356,13 @@ In the admin area, this is implemented for [global search]({{ site.mage2bloburl
 
 ## Set the template used by a block {#set_template}
 
-There are two ways to set the template for a block:
+There are Three ways to set the template for a block:
 
 -  using the `template` attribute
 -  using the `<argument>` instruction
 -  using the `<action method="setTemplate">` instruction
 
-Both approaches are demonstrated in the following examples of changing the template of the page title block.
+All approaches are demonstrated in the following examples of changing the template of the page title block.
 
 **Example 1:** using the `template` attribute