The Categorical Imperative states: "Act only according to the maxim by which you canwill that it should become a universal law."

at the same time

Explanation:

The Categorical Imperative states: "Act only according to the maxim by which you can at the same time will that it should become a universal law."

The categorical imperative was formulated by Immanuel Kant. The categorical imperative denotes an unconditional requirement that must be adhered to or followed in all situations regardless. Immanuel Kant believed that in terms of morality, there is a ultimate principle which he denoted as the Categorical Imperative. He believed everyone should do what he wills others to do under that same situation.

answer; ///i believe the correct answer is the empire state building;

i would say b. research typically uses a variety of sources