When using straight ladders, the base of the ladder should be away from the wall or other vertical surface for every of height to the point of support. a) one foot; four feet b) four feet; one foot c) four feet; eight feet d) two feet; six feet

What is the american psychological association’s ethical principle of psychologists and code of conduct based upon? a. the work of a dozen world-renowned philosophers and ethical savants. b. the feedback of thousands of psychologists and their ethical struggles. c. the regulatory power and authority of the united states constitution. d. the hippocratic rules and guidelines of medical practitioners and surgeons. select the best answer from the choices provided a b c