Why type of zoom crops the image and enlarges the cropped image to fill the frame of the camera

An economic term that describes happiness and its hard to measure in numbers is

Why were so many distinctive cultures able to develop over time in asia?

Humphreys collecting data for the tearoom trade study under the pretense that he was a lookout is an example of a violation of the principle of: a. justice.b. beneficence.c. respect for persons.