The body of the content also plays an important role in Google Adsense approval or disapproval, there are some tips which help you for good body content given below:
Content must be useful, having rich information which is useful for your audience.
Let your article have at least 250+ words.
Your article should be on-topic, should match at-least 60% of your heading and keywords.
Avoid chose content/articles/images that against Google Adsense policy.