An armor specialist fires from different types of firearm at a bulletproof vest to find out which kinds of bullets can penetrate it and which ones cannot. Is this study observational or experimental

observational study

Explanation:

In simple words, Since of moral considerations or practical constraints, an observational study makes generalizations from a subset to a community in which the predictor variables is not within the control of the researchers.

Observational research include the monitoring of subjects who have not been subjected to any forced changes in their circumstances, i.e., they have not been subjected to any treatment.

Observational investigations aim to explore the 'natural' condition of risk indicators illnesses, or consequences, despite the fact that participants' behavior may change while being observed.

    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.

answer; i believe the answer is (b) fascism;