Which Is Not a Type of Letter of Credit

question 33

Multiple Choice

Which is not a type of letter of credit?

• A) Irrevocable
• B) Recyclable
• C) Revocable
• D) Confirmed
• E) Unconfirmed

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Definitions:

Basilar Membrane

A membrane running the length of the cochlea; sound waves cause a deformation of this membrane, bending the hair cells in the cochlea and thus stimulating the auditory receptors.

Place Theory

a theory in the field of hearing that suggests different areas of the cochlea in the inner ear respond to different frequencies of sound, aiding in pitch perception.

Opponent-Process Theory

A theory of color vision that proposes three pairs of color antagonists: red-green, blue-yellow, and white-black. Excitation of neurons sensitive to one member of a pair automatically inhibits neurons sensitive to the other member.

Impulse Frequency Theory

A theory that proposes the frequency of nerve impulses, or action potentials, is related to the intensity of a sensation such as sound or light.