How might you revise the following sentence?

to work as a loan officer, an education in financial planning is required.

an education in fincancial planning is required to work as a loan officer.

to work as a loan officer, one needs an education in financial planning.

how might you revise the following sentence?

to improve her grade, the test was completed again?

she repeated the test to improve her grade.

the test was repeated again to improve her grade.

how can you correct this sentence for parallel structure?

the sales rep expected that she would present her product at the meeting, that there would be time for her to show her slide presentation, and that questions would be asked by prospective buyers.

the sales rep expected he would present his product at the meeting, there would be time for him to show his slides, and questions would be asked by prospective buyers.

the salesman expected that he would present his product at the meeting, that there would be time for him to show his slide presentation, and that prospective buyers would ask him questions.