Ka is the egyptian word that means which of the following?

Suppose that you are in a room with 3 doors and a crack in the ceiling for light. that is all. the doors each have a sign on them that says what there is behind them. door #1. a pool of corrosive acid. door #2. a crocodile that hasn't eaten in 8 months. door #3. a solar "oven". a giant lens that focuses all the sunlight at the entrance of the door. you must choose a door, which door do you choose?

To keep food safe throughout the flow of food create?

Criminology combines the theories and insights of a number of different disciplines as well as adding its own insight about crime and criminals. do you think this interdisciplinary approach is positive or negative for understanding crime? what benefits or disadvantages might it have for the field? what other discipline do you think has the most to offer for the understanding of crime and criminals?