I would say religious and racial discrimination.
The correct answer to this open question is the following.
The question does not include options. However, we can say that the people who published their ideas agree with Edwin Bakker in that terrorism will present more challenges in the near future. They recommend a more systematic approach to the study of terrorism to minimize terrorist scenarios. These experts also recommend expanding the number of people who study the issue of terrorism. Older people have more experience and can share more insights and recommendations form people who live in eastern countries. The last important recommendation by the experts is the development of advanced software that helps prevent another major attack, as well as more innovative methodologies to search and prevent terrorist acts.
Answer:
The answer is double blind experiment.
Explanation:
In a double blind experiment, neither the researchers nor the participants are aware about which group is receiving the experimental treatment. This is done in order to prevent biases in the participants' judgment (the placebo effect), and prevent the researchers from giving accidental cues.
The greatest advantage of double blind studies is they have greater reliability and validity than other types of studies.
