Tell me what your proudest accomplishment is

Apsychologist has developed a series of personality inventories and wants to determine if they are valid. one of the scales measures perfectionism, so he asks a colleague for advice on how to establish the validity of this scale. the colleague tells him that if he were to find a sample of people with personality disorder, these people would obtain high scores on a scale that measures perfectionism.

Which statement best explains “the culture of life” (plato) plz : ( a. it is the belief that all life is sacred and the implementation of policy in line with that vision b. it is the idea that human embryos should be used to find cures to medical conditions c. it is the belief that god created the world and that no one should a metal in affairs of life and death d. it is the belief that human beings have the right to determine when and how they should die

Radiation was first detected by a ?