Solid tool company's decision makers view a particular risk in the use of solid's product as open and obvious. continuing to market the product without telling consumers of the risk could be justified from a perspective of:

duty-based ethics/ Deontological ethics

Explanation:

Deontological ethics, also called duty-based ethics, is concerned with what individuals do,  not the effects of their actions.

It informs us that certain acts are good or bad due to the kinds of things they are,  and individuals have a obligation to act appropriately, irrespective of the positive or  negative implications that can be generated.