Can we take approval on subdomain on blogger is possible or not without ant confusion i tell you can get easily approval on blogspot.com domain name . which is step to follow to get adsense approval
AdSense is an best ads platform but this platform is policies and requirements is very hard but i can still
say following steps to follow and get fast and easily approval.

1-Google indexed 




You need to write a  unique and fresh title post to rank in google and get the fast approval when you 
write about the 20--30 post and indexed in google search console and showing in top queries for 
high CPC RPM to get the high revenue about your google adsense account i suggest you buy
a domain some investment but you don't worry about you always read the title .
After writing a post you can now start indexed in google search console for some traffic when you can
came traffic in your blog your automatically adsense take the approval but you need to some hard
working for start gogle adsense earning .
Indexed a post in gogle almost 30 and now start the indexed the policy pages after the indexed a policy
pages in goolge and now apply the google adssense for monitisation.

2-How to create a policy pages.



For no need a more hard work you can also use a pages generator tools for getting a adsense
approval .


Home 

      Copy the url of your blog and paste in your top navigation page editing for create a home page.

Disclaimer

Go to the google and search disclaimer generator and enter the site name and email address and click the generate you can also generate the disclaimer page of your website copy the text and paste the html view of your post and click the compose and publish the post.
You can always follow all the steps and also generate the all policy pages.

3-How many categories necessary for getting adsense approval.

You need to make almost five categories for applying before adsense approval and always present the 
almost 3--4 post in your categories .
You need to who post related your categories,