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That's OK, You have done enough. i really appreciate the help.

This is a rather difficult question to provide a clear answer for. There is not one thing that will influence DA, rather several things done correctly over time may or may not influence your DA. For more information, I strongly recommend reading this from Moz - https://moz.com/learn/seo/domain-authority https://moz.com/learn/seo/domain-authority