The sales-volume variance is:

The establishment of the euro required participating countries to:

a) first convert their currency to U.S. dollars, then to euros. b) give up national control over monetary policy. c) create national banks at which citizens can convert their existing currency. d) maintain their own currency in parallel to the euro.

A seasonal index of ________ indicates that the season is average

A) 10 B) 100 C) 0.5 D) 0 E) 1