A nine-month-old infant sees his mom leave a room and begins crying. why is he crying?

Psychologists adopting a behavioral perspective to the study of psychology look for explanations in:

3. The most desirable alternative given up as a result of a decision is: a. An opportunity cost b. A trade-off c. The production possibility d. The incentives to make a choice.

Alone in the woods, Kristof hears a noise. He thinks he sees a bear coming toward him. Kristof heart starts pounding and then, a moment later, he realizes how frightened he is. This sequence of events is BEST explained by which theory of emotion

What school did Augustus Caesar attend?

Magellan's voyage around the world took more than three years to complete.

The framers employed the separation of powers and federalism in order to

The highest risk of physical harm to young children in group settings are from ___ and ___ Injury; infectious disease Accidents; unprofessional teachers Parents; inappropriate activities Illness; inconsistent policies

What defines a mixture?

Why is Canada not an ideal place for an entrepreneur? Question options: Canada has few industries to choose from. Canada has an abundance of natural resources. Canada supports private ownership of property and freedom of choice.

Wealthy families exemplify what