The correct answer is A. Nosotros somos de California.
Explanation:
Nosotros somos de California is literally translated as "We are from California". In Spanish, somos is the plural form in the first person of the verb Be, which is translated to English as "are". As the sentence refers to people that belong to the state of California, somos is the correct answer.
A control group in an experiment is a group separated from the rest of the experiment where the independent variable being tested is not exposed. It is the group not receiving the treatment.
The correct answer is <em>B. the study on obedience. </em>The researcher was trying to measure the level of obedience to authority figures opposing personal consciousness. The experiment was done at Yale University.