Method: Load admin assets in categories page.
Method: Add category menu in wp-admin.
Method: Append meta display.
Method: Enqueue scripts.
Method: Filter category permalink.
Filter Hook: FILTER: ap_question_category_labels Filter ic called before registering question_category taxonomy
Filter Hook: Filter is called before registering question_category taxonomy.
Method: Register Categories options
Method: Enqueue required script
Action Hook: This action can be used to show custom message before category page.