Complex sentence: She started in the County Court and Juvenile Divisions from 1999-2000, and soon became a "C" level Division Prosecutor, was promoted to "B" level and then "A" level in 2001.
Split into simpler sentences: She started in the County Court and Juvenile Divisions from 1999-2000, and soon became a "C" level Division Prosecutor. She was promoted to "B" level and then "A" level in 2001.