The ABAB Design Is Inappropriate to Use

question 13

Multiple Choice

The ABAB design is inappropriate to use

• A)for a treatment that has a permanent effect.
• B)for a treatment that does not change behavior when it is withdrawn.
• C)for a treatment that changes behavior gradually over time and has a long lasting effect.
• D)the other three choices are all examples of inappropriate use of an ABAB design.

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Definitions:

Massive Shaped Stone

Large stones that have been shaped and used in the construction of ancient structures and monuments, showcasing sophisticated engineering techniques.

Volcanic Rock

Rock formed from magma erupted from a volcano or solidified lava on the earth's surface.

Continent

One of the very large landmasses on Earth, generally identified by convention rather than any strict criteria, with seven commonly recognized: Africa, Antarctica, Asia, Europe, North America, Australia (Oceania), and South America.

Fortress Town

A type of town designed and built with defensive structures such as walls, ramparts, and moats, to protect its inhabitants from enemy attacks.