I a Typical Monthly Seasonal Index of 107

i. A typical monthly seasonal index of 107.0 indicates that sales (or whatever the variable is) are 7 percent above the annual average) .
ii. Seasonal variation is quite common in the retail and wholesale industries.t6
iii. A typical seasonal index of 103.7 for January indicates that sales for January are below the annual average)

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) All statements are false