Which of the Following Examples Represents the Most Remarkable Demonstration

question 34

Multiple Choice

Which of the following examples represents the most remarkable demonstration of teaching animals to communicate?

• A)Kanzi's mother, a chimp who learned to communicate through the pushing of geometric shapes on a keyboard
• B)Washoe the chimp who learned to combine signs into simple phrases
• C)Sarah the chimp who learned to communicate through placement of plastic chips
• D)A chimp named Nim Chimpsky learned to "sign" via operant conditioning
• E)Kanzi the chimp who learned to communicate through observation and imitation of his mother

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Definitions:

Deactivator

A chemical compound or group that decreases the reactivity of an atom or a formation within a molecule, often used in reference to aromatic substitution reactions.

O,p-director

A term describing substituents on an aromatic ring that direct incoming substituents to the ortho and para positions in electrophilic aromatic substitution reactions.

Strongest Activating Group

A substituent that increases the reactivity of an aromatic ring toward electrophilic aromatic substitution reactions the most.

Electrophilic Aromatic Substitution

A reaction where an electrophile replaces a hydrogen atom in an aromatic ring, a common mechanism in aromatic chemistry.