3. Who handles most federal cases? A. the Supreme Court, the district courts, and the circuit courts
B. the circuit courts alone C. the district courts alone
D. the Supreme Court alone

A. The Supreme Court, the district courts, and the circuit courts

Explanation:

It makes the most sense

Because personality plays such an important role in human behavior, an entire branch of psychology is devoted to the study of this fascinating topic. Personality psychologists are interested in the unique characteristics of individuals, as well as similarities among groups of people

Explanation:

Hope it helps.