Which sentence uses the past-habit form correctly?
In those days, our flat would belong to my aunt.
Lena is used to drive through heavy traffic now.
Every Friday during his apprenticeship, Joel would polish the brass bell.✓Correct answer
Before moving inland, Mira used to living beside the sea.
Explanation
Polishing the bell is a repeated dynamic action in a clearly established past period, so habitual would is grammatical. The other sentences use would with a state or confuse used to plus an infinitive with be used to plus an ing-form.