The Tuskegee study involved injecting patients with live cancer cells without their knowledge or consent

According to the article Going to Pot, about adolescent drug use, the adolescents were interviewed about

the amount of drug use they had experienced. This was thought to be a valid measure because (a) parents were also asked about drugs (b) the participants were observed going to school and coming home (c) participant's jacket pockets were searched for drugs while the participants were busy with the study (d) participants had good reasons to believe the researchers would keep information confidential

You would not want to look just for confirming evidence (recall the principle of falsifiability from Chapter 2); you would want to look also for evidence of female promiscuity and male monogamy among humans and other species,

and changes in human sexual customs in response to changing social conditions. What will be an ideal response?