I Millions of Employees in Automobile, Steel and Other Industries

i. 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."
ii. If two or more series of index numbers have the same year as the base period, then they can be
Compared directly.
iii. When two or more series of index numbers to be compared do not have the same base period,
We select a common base period for all series. Then we use the respective base numbers as the
Denominators and convert each base to the new base.

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.