Last Year, Jacqueline Had a Psychology Course and a Physics

question 47

Multiple Choice

Last year, Jacqueline had a psychology course and a physics course. She had more quizzes in the psychology courses and was earning better grades compared to the physics course. She devoted more than half of her study time to psychology last year. This year, she has another psychology course and another physics course.  This time she has more quizzes in physics, and her grade is also better in physics. She still spends more than half of her time studying for psychology. According to the matching law, this distribution of effort can be accounted for by _____.

• A) self-control
• B) COD
• C) bias
• D) optimization

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Definitions:

Gabbro

A coarse-grained igneous rock that forms from the slow cooling of magma beneath the Earth's surface, composed mainly of plagioclase feldspar and pyroxene.

Welded Rhyolite

Is a type of volcanic rock that has been superheated and compacted under extreme conditions, resulting in a dense, hard rock.

Calderas

Large, usually circular depressions in the ground caused by volcanic activity, specifically the collapse of a magma chamber after a volcanic eruption.

Caldera-forming Eruption

A volcanic eruption significant enough to collapse the summit area and form a large, basin-like depression called a caldera.