The most successful candidates are not always the best educated. They are the best trained in the technique.

A. The most successful candidates are the best at training in the technique, if not they will need education.

B. The most successful candidates are the people who are trained well in the technique, although well educated.

C. The most successful candidates are not always the best educated, but the best trained in the technique.

D. The most successful candidates are not only the best educated but also the best trained in the technique.