The answer is <span>making a campaign donation to a candidate
A political participation is considered as conventional if it's conducted in the manner that considered as 'acceptable' by most people in society. (such as voting and making donation)
A political participation could be considered as Unconventional if it's considered Hostile and inappropriate even though it's still considered as legal.
(such as demonstration or creating a hit piece article on other candidates)
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The top 20% percent of U.S. households receive approximately 86% of the total U.S. Income.
Explanation:
The reason that the top 20% percent of U.S. households receive approximately 86% of the total U.S. Income is that the wage divide is effected and kept up by the institutional laws and the way american businesses work.
There is not enough incentive on healthcare and welfare schemes which keeps the poor of the country poor while the rich and the upper middle class are designed to not fall off from their stature with better bankruptcy laws and pardons.
I feel like you just copied and pasted but do you have a picture to explain this?