A. Earths atmosphere contains 78 percent oxygen, which is essential for life.
It is not a question that can be addressed empirically. The
word "empirical" specify information expanded by means of remark,
knowledge, or experimentations. Empirical questions are not responded
by remark. They are responded by the clarification of observations.
The correct answer is "on the healthy aspects of a human's mind."
The Center for Investigating Healthy Minds is found within the campus of the University of Wisconsin, wherein they conduct researches on healthy elements or factors of a human mind, which includes the aspect of being kind, forgiving, compassionate and being mindful.
The personality dimension where Ronald acts is called the openness. It is where the individual or Ronald is open to new things and tries to discover things that he hasn't even tried yet, in order to gain experiences and knowledge that he hasn't experienced before.