The budget deficit and the national debt are the same thing

What is the best way for researchers deal with the ethical problem raised by randomly assigning some participants to a no-treatment control group?

A) by including only a treatment group with no control group B) by not telling participants that they might be in a no-treatment group C) by allowing participants to decide which group they would like to be assigned to D) by obtaining informed consent from participants who are told that they may be assigned to a no-treatment condition

An increasing number of researchers are conducting experiments over the Internet because of the advantages it affords. Which of the following is NOT an advantage of using the Internet to conduct and experiment?

a. ease of access to culturally diverse populations b. having access to a large sample of individuals c. a tremendous cost savings over other types of experiments d. there can be multiple submissions to the study by the same person