Thesis statement: social media drastically change the family relationships. Thesis statement with concession:
keyword/s: Even though/while

Thesis statement with reason:
Keyword: Because

Thesis statement with reason and concession:

The thesis statement with concession will be "Even though social media drastically changes family relationships, it still plays a vital role in communication.

The thesis statement with reason will be "Because social media drastically changes family relationships, there are policies that are put in place to regulate it".

The thesis statement with reason and concession is "Even though social media drastically changes family relationships, it's still important because it's beneficial to people".

A thesis statement means the summary of the central idea that is conveyed in the passage. The thesis statement with concession and reasons have been explained above.

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Thesis statement with concession:

keyword/s: Even though/while

Even though social media drastically changes family relationships, new findings suggest otherwise.

Thesis statement with reason:

Keyword: Because

Because social media drastically changes family relationships,  the government policies are aimed at regulating it.

Thesis statement with reason and concession:

Even though social media drastically changes family relationships, the vast majority continue to use it because of the benefits it provides.

Explanation:

A thesis statement, which is usually found at the beginning or end of a study is a summary of the key idea that was established by the author. It is usually found in one sentence and provides an insight into what the reader is to expect in a paper or a summary of what he has just read.

A thesis with a concession provides an allowance or exception for a condition. A thesis statement with reason provides an explanation of why something is the way it is.