Answer: Across subjects multiple-baseline design
Explanation: The single case design involves experiment whereby only one group is used as to make inference in the study, the control group and treatment group aren't distinct. When behavior is measured or observed in two or more participants belonging to a single group by delivering a the same intervention or treatment at different poinf in time. In the scenario above, the smile and eye contact is the treatment being delivered or used on the participants to measure the the level of responsiveness of the participants. After trying the treatment on the first subject, the treatment was so test on the other participants, hence
He led one of the largest ever empires in the indian subcontinent and also followed Buddhism, which changed him into a very peaceful emperor
Answer: control
Explanation: When project managers reduce the intensity of the conflict by smoothing over differences or interjecting humor when dysfunctional conflict arises, they are attempting to control the conflict.