______ seeks to bring two warring agencies before a person with the formal authority to make a decision.

In experimental designs, the researcher

A) Assigns participants to conditions based on participants' pre-existing characteristics. B) Manipulates the conditions. C) Studies a single group or condition. D) Computes the direction and strength of relationships among variables.

Which of the following statements regarding Hamas is considered to be true?

a. It is an organization opposed to any negotiations with Israel. b. It was led by Mahmoud Abbas until 2006. c. It is an organization that promotes peace between Palestine and Israel. d. It is an organization that created a sense of unity among Middle Eastern nations.