WHY does Joseph Hilgard feel doubtful about the
results of the study?
A
They rely entirely on survey data.
B
Other factors could have affected the
participants' emotions.
с
The study has not been peer reviewed.
D
Similar studies reached the opposite
conclusion

WHY does Joseph Hilgard feel doubtful about the results of the study A They rely entirely on survey data B Other factors could have affected the participants em class=