Which sentence has the CORRECT PUNCTUATION?

Can you lower the TV volume? I ............................ to put the baby to sleep.

George: May I speak to Mr. Ben, please ? Secretary: I’m afraid he ....... a meeting right now. Could you call back…

When our neighbours sold their huge house, they ...... lots of money.

How long has Judy been married ...................Jack?

------- remain healthy, you need to eat a balanced diet with adequate vitamins and minerals.