Which of These Events, Based on Plant Fossils, Came Last

question 51

Multiple Choice

Which of these events, based on plant fossils, came last (most recently) ?

• A) extensive growth of gymnosperm forests
• B) colonization of land by early liverworts and mosses
• C) rise and diversification of angiosperms
• D) carboniferous swamps with giant horsetails and lycophytes

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Definitions:

Stimulus Discrimination

The learned ability to differentiate between similar stimuli and respond appropriately to each.

Stimulus Generalization

A psychological phenomenon where a response to a specific stimulus is elicited by similar stimuli, often studied in the context of learning and behavior.

Intermittent Reinforcement

A conditioning schedule in which a reward or punishment is not administered every time the desired response is performed, leading to more resistant behavior change.

Continuous Reinforcement

A method of learning where a behavior is reinforced every time it occurs, leading to faster acquisition of the behavior.