“We have seen that social cognition is efficient, frequently operating quickly and even out of our awareness, and generally accurate. However, although we are pretty good at sizing

Could you please help me with questions #3 and #4 according only to the 3rd study of this research? Thank you so much!!

McConnell, A. E., Brown, C. M., Shoda, T. M., Stayton, L. E., & Martin, C. E. (2011). Friends with benefits: On the positive consequences of pet ownership. Retrieved January 25, 2023, from https://www.apa.org/pubs/journals/releases/psp-101-6-1239.pdf
How were the participants selected? Were the participants representative of the larger population?
How were the participants assigned to groups? Did the groups start out the same? Was there any bias in how the participants were assigned to groups?
What did the researchers do to ensure the experimental procedures were equal across the groups? If they did not ensure the procedures were equal, what should the researchers have done? Did the researchers follow APA ethical guidelines in conducting the research?
What were the independent and dependent variables of the experiment?
What was the outcome of the experiment?
How can you use the results of the research in your final paper?