I Social Security, Old-Age Pensions, Many Apartment Leases and Many

question 9

Multiple Choice

i. Social security, old-age pensions, many apartment leases and many labor contracts are tied to the change in the CPI. ii. Millions of employees in automobile, steel and other industries have their wages adjusted upward when the CPI increases. The specifics are in the management-union contracts. These clauses in the contracts are referred to as "cola clauses."
iii. If two or more series of index numbers have the same year as the base period, then they can be compared directly.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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Definitions:

Brain

The brain is the central organ of the human nervous system, located in the head, responsible for processing sensory information, controlling movement, and facilitating cognitive functions.

Synaptic Cleft

Small gap between presynaptic and postsynaptic cells of a synapse.

Presynaptic Membrane

The membrane of a nerve terminal that faces the receiving (postsynaptic) cell and is where neurotransmitters are released.

Calcium Ions

Charged particles of calcium that play crucial roles in biological processes such as muscle contraction and neurotransmitter release.