Participants in a study described as investigating "aspects of intelligence and social awareness" completed "intelligence problems" in small groups. Without their knowledge, half of the students were given easy problems, and half were given difficult problems. The students with easy problems finished easily in the allotted time, while the remaining students struggled. After the intelligence problems, the investigators asked students to complete social comparison measures (i. e., how they rate themselves compared to others). Participants in this study has ?

Were "at risk," because of the deception                                    

Explanation:

Deception: In psychological or scientific research, the term deception is described as a phenomenon in which an investigator or researcher tends to provide incomplete or false information to the subjects or participants being involved in a particular study or research to mislead the research participants or subjects.

In a few studies or research, the IRB tends to agree with distinct types of deception to be included in the research procedure.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.