Wendy heard that a lemon can be used like a battery to make an electric current. she wants to do an investigation to see if this is true. which of the following would be the best resource for wendy to use when planning her investigation?

a.
an online encyclopedia

b.
a web site about citrus fruits

c.
a reference book on building electric circuits

d.
a life science textbook

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