I think the answer is a personal characterization
the answer is the third option
Eye contact and pronunciation
The sentence in the summary which restates the thesis of the article is, 'Service improves society, impacting the helpers as well as those needing assistance.
<h3>Option A.</h3>
<u>Explanation:</u>
A thesis of any article is basically its main idea which is also called as thesis statement. The above mentioned article describes service and the ways in which service proves to be helpful in improving society.
The sentence 'Service improves society, impacting the supporters as well as those requiring assistance' is the one which renders the thesis of the article. The other mentioned option doesn't provide crucial details.
I believe you’re talking about a prepositional phrase. Ex: On the table, in the kitchen.
