Read the sentence below: "She ___ a successful career in finance before she deci...

Questão de Inglês da banca IDCAP aplicada no concurso Prefeitura de Vila Rica MT (2023). Confira a resolução completa abaixo:

Read the sentence below:

"She ___ a successful career in finance before she decided to start her own business."

What is the correct form of the verb to complete the sentence?