When the past tense is used in an independent clause, the dependent clause typically uses tense.
present
future
past
present perfect

When the past tense is used in an independent clause, the dependent clause typically uses past tense. The simple past tense is used to express the idea that an action started and finished at a specific time in the past. It is used for an event that has been completed before the present moment in time.

c: in the east might be the correct answer

money is the anwser i think