Answer:
D. Standard
Explanation:
The overwhelmingly supportive response on behalf of many Oklahomans that came out of the Oklahoma City bombing tragedy became known as the "Oklahoma STANDARD."
Following the Oklahoma City bombing on April 19, 1995, there are overwhelmingly supports that came from all parts of the state and the country at large.
To limit the damaging effect of the occurrence, the people work together in terms of rendering services, kindness and they create what was later referred to as Oklahoma Standard.
