Hi all !! Which SEO activity nowadays is better for better ranking?

SEO activities for better ranking;

Guest Posting
Article Submission
Document Sharing
Directory Submission

Top 10 SEO techniques for getting ranking on Google in short-time period
•   Article submission
•   Blog commenting
•   Blog posting
•   Social bookmarking
•   Business listing
•   Slide sharing
•   Forum Postings
•   Image sharing
•   Infographic sharing
•   Micro blogging