Which of the following sentences is grammatically incorrect?

Which of the following sentences is grammatically correct?

After Chloe started saving money,she became financially independent.

After Chloe started saving money, she became finance independent.

After Chloe started saving money, she became financial independent.

After Chloe started saving money, she became fiscal independent.

Which of the following is grammatically correct?

Ryan and Blake was running together every day.

Ryan and Blake runned together every day.

Ryan and Blake run together every morning.

Which word in the following sentence is grammatically incorrect?

I would rather go to Victoria falls then Gaborone for vacation.

Which of the following is grammatically incorrect?

The ant matched quickly back to ______ home