Which of the following is true of apprenticeship training?

Question $12$ options:

A$)$

Apprentices learn most of the practical skills of a job through classroom training.

B$)$

Wages paid apprentices usually begin at half those paid fully trained employees.

C$)$

About three$-$fourths of apprenticeable occupations are in the service industry.

D$)$

Beginning workers in a highly skilled occupation cannot be trained through this method.